- Fire-Forged Friends: The group are only really friends because they witness the emergence of the Shadow Kin and the Doctor charged them with the protection of the rips in time/space.
- Friendless Background: Most if not all of the Bunghole Defense Squad are this.
- Kid Hero: Excluding Quill, all of them are 17 or under. Tanya is only 14! And together they defend Earth.
- Wake Up, Go to School, Save the World: The Bunghole Defense Squad are all sixth formers by day, guardians of space time by night.
Andrea Quill (Andraath)
A Quill and self-proclaimed freedom fighter from the planet Rhodia. After being captured by the opposing Rhodia, she is enslaved to the prince Charlie. She is the only Quill to survive the genocide by the Shadow Kin, and escapes the Shadow Kin with Charlie thanks to the Doctor. Since then she has taken up the guise of a Physics teacher, and is Charlie's unwilling protector.
- Alien Among Us: As far as we know, the only alien at Coal Hill Academy aside from Charlie.
- Asleep for Days: 'Hibernates' for 6 days while pregnant.
- Badass Driver: In Episode 3 she hijacks a freaking double-decker bus and then rips the Lankin's main stem.
- Badass Teacher: She may not be able to use weapons anymore, but she can still kick ass.
- Catchphrase: "I am war itself!"
- Dark Action Girl: She is a woman. She is kind of evil. She kicks ass.
- Human Aliens: She looks completely human, although it's all but spelled out that it's the result of some modification to her natural state.
- I Just Want to Be Free: She loathes being a servant to Charlie.
- Jerkass Has a Point: She's incredulous that the Doctor is expecting the main characters, who are in their early to late teens, to defend the space-time rift in the school.
- Lady Swears-a-Lot: Gets really angry with a silent robotic visitor observing her class. When reprimanded for her outburst, Mr. Armitage remarks that he doesn't even know what some of the swears words she used are supposed to mean.
- Large Ham: "Leave us, we are DECORATING!"
- Last of Her Kind: The last Quill in the universe, after the Shadow Kin commits genocide against her species.
- Loophole Abuse: While the parasite in her brain forces her to protect Charlie and never use a weapon, she's more than capable of finding ways around both those things.
- Made a Slave: She committed a serious crime (although it is not said what the crime was) and serving Charlie is her punishment. The series zigzags how justified this is. As Tanya points out, slavery is morally wrong and the legal system punishing Quill is defunct. On the other hand, Quill was a terrorist and war criminal, and the viewer has little information as to the gravity of what she did, though Charlie's insistence that they were terrorist acts partnered with Quill's temperament lends to the impression they were fairly heinous.
- Manipulative Bastard: Just because she can't use a weapon doesn't mean she can talk some poor soul into doing it, neglecting to mention it will cost them their lives.
- Mystical Pregnancy: Becomes pregnant in Episode 7, and her pregnancy is then sped up due to time in the metaphysical engine running differently to time on Earth.
- Only Known by Their Nickname: Her true name is Andraath, but on Earth she is only ever referred to as Miss Quill. She uses the fake first name Andrea.
- Poisonous Friend: She is happy to cause the deaths of other students to protect Charlie, without telling him.
- Pregnant Badass: Being pregnant in the finale doesn't affect her ability to kick ass. In stiletto heels.
- Psycho Sidekick: Although he doesn't know some of the details, Charlie is entirely aware of his bodyguard and servant's questionable morals.
- Rebel Leader: "I once led an army!".
- Restraining Bolt: She has a parasite called an Arn (which kinda looks like a cross between a naked mole rat and a lizard) in her head that will kill her if she fails to serve and protect Charlie or uses a weapon. Though not any more...
- Revenge Before Reason: She tries to persuade Charlie to use the souls to destroy the Shadow Kin even though this will leave them helpless to be eaten alive by the petals.
- Token Evil Teammate: So far, she is indirectly responsible for two deaths, granted one turned out to be a robot, but that doesn't change the fact that she is only helping the main characters because she'll die if she fails to protect Charlie.
- Sadist Teacher: Her Establishing Character Moment is dropping Charlie's phone on the floor and otherwise insulting all her students.
- Sci-Fi Bob Haircut: She is an alien, and has a bob haircut.
- Species Surname: The alias she uses while on Earth is the name of her species.
- Your Terrorists Are Our Freedom Fighters: Amply Discussed, as she is very insistent that she wasn't a terrorist and was completely justified in the bombing campaign she waged against the Rhodians.
The prince of the alien planet Rhodia. Following the extermination of his planet, he is the only Rhodia alive. He and Miss Quill were saved by the Doctor, who sent them to Earth to hide among humans.
- Abusive Alien Parents: Charlie says that his parents didn't love him and treated him as their property.
- Alien Among Us: Last of the Rhodia, living on Earth and attending school with humans.
- Blue and Orange Morality:
- Broadly a good guy, but sees no moral issue with essentially keeping Miss Quill a slave.
- Seems to seriously consider committing genocide on the Shadow Kin to resurrect his people. Revealed in Episode 6 he actively wants to commit genocide on the Shadow Kin, the only thing stopping him is Matteuszs judgement.
- Blue Blood: He is a prince. Before his species was destroyed, he was the heir to the Rhodian throne. As such he was socially isolated and emotionally stunted.
- But Not Too Gay: Averted. Charlie and his boyfriend are openly affectionate, and the show doesn't shy away from showing the natural progression of their relationship from dating to sex.
- Chronic Hero Syndrome:
- It seems he considers himself The Hero who can bring his people back to life.
- According to Matteusz in the first novel tie-in, Charlie has this as a leftover from his prince days.
- Claustrophobia: In Episode 6, is terrified of being in the confined space of the classroom and has a panic attack because of it.
- Exotic Equipment: Lampshaded by Tanya and Ram, though his human disguise appears to be consistent all over.
- Family of Choice: With Matteusz (and possibly including the rest of the main characters) after his parents were killed by the Shadow Kin. He states that his bond with his parents on Rhodia was not as strong as the bonds he has formed on Earth.
- Fish out of Water: Both he and Miss Quill are not from Earth.
- Hugh Mann: He claims to be from 'Sheffield', uses the extremely common surname 'Smith', and the first name 'Charles', which literally means 'man'.
- Human Aliens: He looks completely human, although it's all but spelled out that it's the result of some modification to his natural state.
- Interspecies Romance: With Matteusz.
- Last of His Kind: Was once prince of a civilization on the planet Rhodia before the Shadow Kin invaded.
- Lonely Rich Kid: In Episode 6 Charlie confesses to having been this back when he was a prince in Rhodia.
- Pop-Cultural Osmosis Failure: Often doesn't understand pop culture references due to being distinctly non-human. Has to look up Idris Elba and folk music.
- Sarcasm-Blind: Matteusz describes his furiously shouting, deeply religious parents as thrilled they're going to the prom together. Charlie's response? "Great!"
- Stronger Than They Look: In Episode 3 he stabs a screwdriver through an alien's hand and the tiled floor. Then, in Episode 6 he holds on to the rock, despite Ram (an athlete) and Matteusz (who is bigger than him) trying to tear it out of his hand.
- Survivor Guilt: Everyone he knew (except for Ms. Quill) died. It is made even worse by the fact that there is a chance he can bring all of them back.
- What Is This Thing You Call "Love"?: States that the Rhodian concept of love was more about 'combination' than actual love, and learns about the human concept of love through Matteusz.
Coal Hill's star soccer player.
- An Arm and a Leg: A Shadow Kin chops off half his leg below the knee.
- Artificial Limbs: The Doctor fits him with an alien prosthetic after he loses part of his leg.
- Broken Pedestal: After finding out what Coach Dawson was doing, Ram notes that he's lost all respect towards the Coach.
- Character Development: While he started out as just your average jerk, it's becoming apparent that he is slowly softening towards the rest of the group.
- Determinator: Not even losing the lower half of one of his legs was enough to stop him from fighting the Shadow Kin.
- Designated Victim: Gets splattered with blood twice within the first two episodes, is freaked out by the Lankin in episode 3, and watches April get taken over by Corakinus and almost murder her dad in episode 4. So far there hasn't been a single episode where Ram hasn't suffered.Ram: I don't know how I keep getting myself in these situations...
- Heroic BSoD: Suffers one after the Shadow Kin's attack on the School Prom.
- Invisible Parents: His mother is mentioned but never present.
- I Let Gwen Stacy Die: He blames himself for Rachel's death.
- Jerk Jock: The star of the soccer team, he is also a jackass to people he considers "geeks".
- Old-School Chivalry: Downplayed.
- In Episode 1 escorts his girlfriend, Rachel, to the bathroom and tries to fight back against Corakinus, a vastly superior alien, after she is killed.
- In Episode 2 he tries to pull the cleaner out of the claws of the Leaf Dragon without a hope in hell of actually rescuing her.
- In Episode 4 follows April, his girlfriend whom he loves very much, into the realm of the Shadow Kin without a second thought, completely unarmed.
A kind student at Coal Hill Academy. Due to an incident involving the Shadow Kin's King, her heart is shared between them.
- Action Girl: Wields swords and fights the Shadow Kin, eventually defeating Corakinus.
- Back from the Dead: She dies with the Shadow Kin after Charlie uses the Cabinet of Souls, due to sharing a heart with Corakinus. However, due to something involving the last Rhodian soul, she comes back to life — in Corakinus' body.
- Beware the Nice Ones: Gets angry and snaps during the prom scene, when no one will listen to her warnings about the Shadow Kin. And then there's the whole sword wielding thing...
- Can't Live Without You: Because of a mishap with a displacement gun she comes to share a heart with Corakinus, king of the Shadow Kin. If one of them dies, so will the other.
- Crazy-Prepared: Gives Ram a bagful of supplies (including hand fans, whistles, food, a torch, a compass, and a portable charger) before he and Tanya check out the eponymous house in the Stone House tie-in novel.
- Dual Wielding: She dual-wields scimitars.
- Extreme Doormat: At the start of the series even the Coal Hill faculty has no compunction about dumping extra work on her, and she does it without complaining. Ms. Quill constantly mocks her for it.
- The Heart: The kindest member of the team, she is always the first to think of the welfare of other ahead of her own, and is able to get the others to do the same. Except Ms. Quill.
- Hidden Depths: She plays the violin, a fact unknown to all but her closest friends.
- The Kingslayer: In episode 5 she defeats Corakinus, the King of the Shadow Kin.
- Monster Lord: Becomes King of the Shadow Kin after defeating the previous one.
- Nice Girl: April is one of the most pleasant people in Coal Hill. Although, her mother makes a point of saying that she is kind, rather than just nice.
- Plucky Girl: She is kind and optimistic but is very brave and never gives up.
- Psychic Link: She comes to share one with Corakinus as a result of their common heart. She can occasionally see into his mind and see his thoughts.
- She Is the King: In Episode 5 after defeating Corakinus, April becomes a king and not a queen. She explains that the Shadow Kin call their ruler a king even if it's a female.
- Superpowered Evil Side: Her deepened link with Corakinus from the fourth episode on gives her shadow powers but causes her to develop tinges of his ruthless and malevolent personality.
- Teacher's Pet: Clearly gets on well with and is eager to impress most of the Coal Hill teachers, so much so that Tanya refers to Mr. Armitage as her 'friend'.
- Touched by Vorlons:
- After her heart is split between her and Corakinus in episode 1 she can briefly hear his thoughts.
- When in Episode 4 the connection between her and Corakinus gets stronger, she becomes much stronger and gains the ability to summon shadow swords.
- With Great Power Comes Great Insanity: When the bond between April and Corakinus gets stronger, she can hardly control her new powers. In episode 4 she almost kills her father because of it.
- You're Not My Father: "You are not my father anymore! You are not a part of this family!"
An academic prodigy who, at 14, skipped several grades and is in sixth form with the rest of the teenaged cast.
- Affectionate Nickname: Her father called her "Puddle" after she unknowingly jumped into a pool of horse urine as a young child.
- Badass Bookworm: Based on the blurb from The Stone House, she's clearly very geeky. And based on the threats she'll have to survive, she's at least a little badass. In the second trailer, she asks Miss Quill to teach her how to fight.
- Black and Nerdy: Clever enough to skip three years, great at physics and calls A Level maths 'ridiculously easy'. Ram calls her a 'ridiculous nerd'.
- Deceased Parents Are the Best: Her father died of a stroke two years before the events of the first series, and her mother was killed by the Shadow Kin in episode 8. She had a close relationship with both of them.
- Gamer Chick: According to the tie-in novels, she's really good at video games. She also mentioned that she played Xbox with her brothers after her father's death, and she told Ram to pay into her gaming account in return for help with physics homework.
- Geek: References 'Once Upon A Time', enjoys playing video games, has 'Sailor Moon' posters behind her bed, and picks up on another character's 'Harry Potter' reference in 'The Stone House'.
- Grade Skipper: As mentioned in the description, she's 14 but skipped 3 years to join the rest of the group in sixth form.
- How Dare You Die on Me!: Desperately misses her father, enough to draw the Lankin through the rift and empower it more than any of its other victims. Yet, as it found out from trying to feed on her grief, her feeling are complicated by even stronger emotions of resentful rage at him for leaving her so suddenly.
- I Just Want to Have Friends: Desperate to make friends in 'For Tonight We Might Die', as she feels that no one will want to talk to her due to the age difference. After the Shadow Kin attack at the prom, she says "So, are we all, like, mates, then?"
- Rapid-Fire Typing: During her attempt to hack UNIT.
- Teen Genius: The smartest of all the kids, even though she's several years younger.
- What the Hell, Hero?: Calls out Charlie about ordering around Miss Quill, comparing it to slavery.
Coal Hill Students
A handsome student in Coal Hill and Charlie's boyfriend.
- Badass Gay: "You should never turn your back on an angry Pole!"
- Color Motif: Blue seems to be the dominant color in all of his outfits.
- Coming-Out Story: He relates the time he came out to his grandmother, in Episode 6.
- Damsel out of Distress: In Episode 5 Dorothea tries to force Charlie to use Cabinet of Souls by holding Matteusz at a gun point. However, Matteusz knocks her unconscious and disarms her.
- Deadpan Snarker: After loudly quarreling with his parents:Charlie: Everything all right?
Matteusz: Oh yes, my deeply religious parents are very happy I'm going to a dance with a boy.
- Doesn't Like Guns: Says it word for word in Episode 5 after disarming Dorothea. He even treats the gun like it's going to make his hand smell.
- Family of Choice: With Charlie after his parents kick him out.
- Gayngst: Subverted. Though Matteusz is kicked out of his home because of his homosexuality, the show focuses on him finding a new home with his boyfriend, and on their love.
- Interspecies Romance: With Charlie, given that Charlie is an alien and Matteusz is human.
- Martial Pacifist: In Episode 4 he gets really angry when he finds out that Charlie is thinking of using the Cabinet of Souls; in Episode 5 he detests the idea of genocide while being held at a gun point. However, he doesn't shy away from using violence to protect his loved ones.
- Mellow Fellow: Downplayed. While usually he is calm and positive (or a little surprised at most) in situations where most people would probably freak out, he can show some intense emotions like anger or sadness.
- Morality Chain: He, subtly and otherwise, reminds Charlie of human morality. In Episode 6, Charlie admits that the only reason why he hasn't used the Cabinet to wipe out the Shadow Kin is because of Matteusz.
- Parental Issues: He and his parents relationship is strained due to his sexuality. Eventually, he's kicked out, and moves in with Charlie.
- Understanding Boyfriend: He doesn't freak out when he finds out what Charlie really is, and has been supportive throughout the series. even if he admits, in Episode 6, that he is sometimes afraid of Charlie and what he might do.
- What the Hell, Hero?: In Episode 4 calls out Charlie when he is thinking of using the Cabinet of Souls to commit genocide on the Shadow Kin and in the process, possibly resurrect his people. He continues to do so in Episode 5.
Coal Hill Staff
Mr. Francis Armitage
The Headmaster of Coal Hill Academy.
- Mauve Shirt: He had a couple of appearances in Doctor Who, which makes his death in the second episode mildly surprising.
- Only Known by Initials: After his death, his name is listed on the the board as "Armitage F.". Quill states that she "never knew what the F stood for", to which Dorothea replies "Francis".
A football coach in Coal Hill Academy.
- Animated Tattoo: His dragon tattoo turns out to be an actual dragon that lives on his skin.
- Asshole Victim: No one was really bothered when Coach Dawson was dragged off by the Dragon to be skinned, save April who was more concerned that they had just indirectly killed someone than the fact that the Coach had suffered a gory fate.
- Disproportionate Retribution: When Ram lost the ball in a football match, Dawson made him run twenty laps and when he protested, the coach increased it to twenty-five laps.
- Jerkass: Unpleasant, cruel and aggressive, Coach Dawson is undoubtedly a jerk.
- Jerkass Has a Point: While he was being a complete jerk about it, he was absolutely correct when he told Ram to "face his demons" as Ram shouldn't try to ignore his problems, in this case him having watched his girlfriend get killed by one of the Shadow Kin during the prom and losing his leg.
- Karmic Death: Skinned students and staff to feed the Dragon that lives on his skin, only to be skinned himself by that Dragon's mate after it was told by Ram that the Coach was bluffing when he threatened the Dragon on his skin. It was implied that the skin of Dawson would be made into leather to keep the Dragon on it safe.
- Laser-Guided Karma: Had he not threatened the Dragon's mate, it's likely that the Dragon would not have killed him.
- Stern Teacher: Ram says that he was "the right kind of scary" before encountering the dragon.
The Board of Governors
The Headmistress of Coal Hill Academy.
- Ambiguously Human: Looks human, but has extreme knowledge of alien species that may suggest she is alien. Ram and April think she is an alien when they find out she knows which classes they should be in, despite it only being her first day.
- Badass Teacher: Wields a gun in episode 5, while trying to convince Charlie to use the Cabinet of Souls on the flower petals.
- Color Motif: Associated with the color red - wears red lipstick every episode and had an entirely red outfit in episodes 4 and 5.
- Ship Tease: With Quill. "You are... intriguing."
- You Have Outlived Your Usefulness: Killed by the Governors for failing to consider that Charlie might activate the Cabinet of Souls.
Paul Smith, The Inspector
A mysterious Ofsted Inspector who has taken an interest in Miss Quill.
- One Steve Limit: Averted, Miss Quill mentioned offhandedly that she assumed that he was an evil fashion designer due to sharing a name with a celebrity.
- Ridiculously Human Robot: Subverted. He certainly looks the part, but he can't talk and acts somewhat off.
- Robotic Reveal: Is revealed to be a robot when the Dragon kills him.
- The Voiceless: He can't talk.
- Good Parents: To Ram.
April's father, an ex-folk singer.
- Alcoholic Parent: Drunk a lot while not on tour.
- Pater Familicide: While drunk and depressed, he tried to kill himself, Jackie and April by deliberately crashing a car. They all survived, but Jackie ended up paralysed from the waist down and he went to prison for attempted murder.
- Rejected Apology: In episode 4 he claims that he just wants forgiveness from April and her mother. However, they aren't willing to forgive him because of what he did to them in the past, namely, having deliberately crashed a car when April was 8, with April and her mother inside and suspect him of being insincere and just wanting to force his way into their lives again.
- You're Not My Father:April: You are not my father anymore! You are not a part of this family!
- Education Mama: Kind of downplayed, but she doesn't let Tanya on her laptop until she's finished her homework, and doesn't let her go to prom until Tanya told her it is for a "Sociology module" and that not going would "stunt [her] interpersonal development".
A shape-shifting alien surgeon.
The Twelfth Doctor
Time Lord from the planet Gallifrey, whom you may have heard of. He recruits the main cast to deal with the problems caused by the rift while he's not around.
- See here for his tropes.
Aliens and Monsters
Andrea Quill's sister.
- Posthumous Character: Killed on Rhodia, presumably by the Shadow Kin, but is "brought back" by the Lankin.
The Shadow Kin
- Descriptively-Named Species: The Shadow Kin are made of pure shadow.
- Expy: They have the same concept as the Vashta Nerarda, just applied differently.
- Fire and Brimstone Hell: The Underneath, home of the Shadow Kin.
- Killed Off for Real: Charlie uses the Cabinet of Souls on them in the first season finale, killing them and destroying their planet.
- Lava Adds Awesome: Since they are literal shadow people, there's no reason (as far as we know) for their design and their planet's design to incorporate lava, other than looking cool.
- Leitmotif: "The Shadow Kin Suite"
- You Kill It, You Bought It: The person who defeats their king becomes the new king.
Corakinus, the Shadow King
The King of the Shadow Kin, he exploits the "bung hole in time" to reach Charlie.
- Arch-Enemy: As the architect of the genocide of both the Rhodians and the Quill, he is Charlie and Ms. Quill's most hated foe.
- Bad Boss: He is in the habit of killing any underling who fails to accomplish a task he sets for them.
- Big Bad: Serves as this for Series 1, having destroyed nearly all the Rhodians and Quill and intending to do the same to humanity.
- Can't Live Without You: Because of a mishap with a displacement gun, he comes to share a heart with April. If one of them dies, so will the other.
- Disc-One Final Boss: He's the Big Bad of the first season, and is responsible for Charlie and Quill's presence on Earth, the complications that ensue due to sharing a heart with April, and in the finale kills Ram's father and Tanya's mother. However, his actions lead to Charlie finally deciding to use the Cabinet of Souls, and he dies with his species.
- Evil Overlord: Apparently his species' goal is to destroy every other species, and he is their king.
- Psychic Link: He comes to share one with April as a result of their common heart. As their connection grows strong, he passes on his ruthless personality traits, along with his ability to materialize scimitars, to April. However, she can also affect him, as shown when she has sex with Ram and influences Corakinus as well.
- Monster Lord: Former King of the Shadow Kin. Although he winds up taking back his throne offscreen.
- You Have Failed Me: He kills two successive minions for failing in attempts to unshare his heart.
- Non-Mammal Mammaries: Shadow boobs.
- A Planet Named Zok: The name of the planet that gives them their name starts with "R", which falls on the "weird consonants" zone.
- Named After Their Planet: The Rhodians' home planet is called "Rhodia".
- What Is This Thing You Call "Love"?: Charlie says that the Rhodian concept of love is very different from the human one.
The LankinA vine-like creature which can take the form of deceased loved ones to ensnare victims.
The Weeping Angel
The Governors' real boss. It kills Dorothea Ames for having outlived her usefulness.