Will's single mother. In the cartoon and comics, Susan dates Will' s History teacher; in the latter marries him and gives birth to their son, William Collins.
- Ambiguously Brown: It has yet to be revealed what her ethnicity is. Judging from her name and appearance, she is likely to be somewhere from the Middle East.
- Amicable Exes: With Thomas (Tony in the cartoon).Averted in the comics. Downplayed in the cartoon series.
- Glamorous Single Mother: Downplayed. Susan does take care of her daughter, but they do fight like all mothers and daughters.
- Hypocrite: In "H is for Hunted" it was revealed that Susan lied to Will about seeing Dean again. When Susan started to reprimand Will about promising to get the laundry, Will retorted that she promised to stop seeing her teacher. Then, she really lays into her mom about the hypocrisy when she lied to her daughter on responsibility, while lying to her about seeing her teacher.
- Lethal Chef: She put a cellphone into the soup she was making for dinner.
- Like Parent, Like Child: She can be quite stubborn and sarcastic like Will.
- Mama Bear: She will do anything to protect Will.
- Ms. Fanservice: Susan was always a hot woman, but we get a peek of her in clothing that showed her curvy figure in "H is for Hunted".
- Red Oni, Blue Oni: The Blue to Tony' s Red; in personality she has more of Red, but is Blue because she's more responsible than Tony.
Will's long lost father. He shows up in his daughter's life unexpectedly and wants to win her love back. In the comics, he's called "Thomas"; in the cartoon series, he's known as "Tony".
- Adaptational Heroism: In the TV series he is heavily implied to be irresponsible and disappeared for months. But now he just wants to reconnect with his daughter. He was a straight up Jerkass in the comics.
- Adaptation Name Change: His first name was changed from "Thomas" to "Tony" in the cartoon.
- Amicable Exes: With Susan. Averted in the comics. Downplayed in the cartoon series.
- Archnemesis Dad: In the comics. But he's finally ridden of by Kadma.
- Cool Car: Shown in "N is for Narcissist".
- Evil Redhead: Averted in the cartoon. Played straight in the comics.
- Fiery Redhead: Averted in both the comics and cartoon. He is more laidback and it turns out that Will adopted her "fiery" status from her dark haired mother.
- The Gambler: Played very seriously and darkly for a youth comic.
- The Gambling Addict: Why he needs the money.
- Greed: His main reason for visiting Will in the comics.
- Jerkass: More so in the comics. Inverted in the cartoon.
- Jerk with a Heart of Gold: Only in the cartoon. It's true, he did leave for months and didn't bother to call or send mail to his only daughter. But, now that he's back, he wants to be a part of Will' s life.
- Jerk with a Heart of Jerk: Comics only. One would guess that Thomas might go through a Heel Realization when blackmailing his ex-wife and only using daughter to get money...he doesn't.
- Karma Houdini: In the comics, he gets away with what he did and gets the money he wanted, and more, with the condition he'll stay away from Will. He also cheats his accomplice of his share when he doesn't need those pictures on Susan and the judge Cook anymore.
- Long-Lost Relative: A rare version of the relative being the father.
- Open-Minded Parent: Justified since he wants his daughter to love him.
- Red Oni, Blue Oni: The Red to Susan's Blue. In personality, Tony is more Blue, but is Red because of his recurring actions of being an irresponsible father.
- Smug Snake: Shades of this.
- The Sociopath: One can make a very good case for Thomas being one in the comics. He feels no shame in manipulating and deceiving his own family for selfish gain, cares about no one but himself, abandons his "allies" as soon as he doesn't need them anymore, and is an unpleasant and repulsive person overall.
Will's History Teacher at Sheffield Institue. He is dating Susan, Will's mother and later marries her. In the comics, he and Susan marry and have a son, William Collins.
- Bad "Bad Acting": Noted on it by Will in the cartoon' s second season episode, "J is for Jewel".
- Big Ol' Eyebrows: As seen to the right.
- Brainy Brunette: He has brown hair and is the History teacher at Sheffield Institute.
- Butt-Monkey: Unfortunately becomes this when W.I.T.C.H. thinks that he was the spy sent to Earth from Cedric in the cartoon.
- Cool Teacher: Tries to invoke this.
- Curtains Match The Windows
- Meaningful Name: "Dean" is usually a term for someone who is in charge of something. So, Mr. Collins is the "dean of History", since he teaches it.
- Nice Guy: Dean is quite understanding and pretty cool. A lot of guys wouldn't even date a woman with a child. What does this guy do? He dates her anyway and bonds with her daughter.
- Parental Substitute: More so in the comics for Will.
- Took a Level in Badass: In the second season episode, "M is for Mercy", Dean manages to pull Susan up to safety...using just one arm and sheer will.
Serena is the fiancée of Tony and future stepmom for Will.
- Alliterative Name: Serena Sanchez.
- Ambiguously Brown: Serena even has an unknown accent.
- Camera Fiend: Averted. It seems to be her profession.
- Canon Foreigner: Never appeared in the comics.
- Ms. Fanservice: We first see her in a bikini. And she is gorgeous.
- Nice Girl: Initially, Will thinks Serena is Nerissa in disguise, but is proven wrong. Serena turns out to be a really nice and cool lady. Lampshaded by Blunk.
- Rapunzel Hair: Reaches down to her waist.
- Second Love: To Tony in the cartoon. They're getting married.
- Suspiciously Similar Substitute: She's a hottie, has blue hair, is Ambiguously Brown, and is younger than Tony. Now who else does that sound like?
- Wicked Stepmother: Lampshaded and Averted by Serena herself.
He is the son of Dean Collins and Susan Vandom-Collins, thus making him the younger half brother of Will Vandom.
- Cheerful Child: Especially when he's with his big sister.
- Curtains Match The Windows: Like his father.
- Goo Goo Godlike: Shows signs of magical abilities as an infant.
- Mixed Ancestry: His father is white and is his mother's is Ambiguously Brown.
- One Steve Limit: Averted: when Dean's relatives visited after his birth they started calling him Will in Will's presence, resulting in her repeatedly answering what she believed were calls for her until her mother revealed her actual name.
- Strong Family Resemblance: To his father.
Irma' s cop father.
- Adaptation Dye-Job: The comics showed him with gray hair and the cartoon gave him brown hair.
- Beware the Nice Ones: A What If? issue shows that, when attacked, he has no problem using his gun, and has a good aim with it. Too bad he was shooting at the Guardians... And hit Irma.
- Big Ol' Eyebrows: Especially in the comics.
- Chubby Mama, Skinny Papa: Inverted. Tom is the Chubby Papa to Anna's Skinny Mama.
- Deadpan Snarker: Not quite as snarky as his daughter or wife, but he has his moments.
- Good Cop/Bad Cop: In the comics it was revealed that Tom likes to be the "Good Cop" more than being the "Bad Cop".
- Life of the Party: He claims in season one's "Happy Birthday Will", that he is a party animal.
- Passionate Sports Man: He really loves sports.
- Tough Love: He's only tough on his kids because he wants them to grow up as responsible, mature adults one day.
- Ugly Guy, Hot Wife: With his wife, Anna Lair. Tom isn't ugly, but when you pair him up with Anna...
Irma's mother, step-mother in the comics. Anna is a housewife or a stay-at-home mom.
- Chubby Mama, Skinny Papa: Inverted. Anna is the Skinny Mama to Tom's Chubby Papa.
- Deadpan Snarker: Guess who taught Irma?
- Doting Parent: She has a tendency to baby Chris.
- Heterosexual Life-Partners: In the comics with twins, Mary and Jane Green.
- Inexplicably Identical Individuals: She resembles Irma so much that it comes as a genuine surprise to discover, in the comics, that they're not biologically related.
- Parental Obliviousness: Anna can be this towards her son's behavior. Interestingly enough, in the comics she seems to understand Irma better even if she's not her biological mother.
- Promoted to Love Interest: In the comics, Anna was Tom's second wife, but is his presumably first wife in the cartoon.
- Quirky Curls: The same hairstyle as her daughter.
- Related in the Adaptation: In the comics, she and Irma were step-mother and step-daughter. The cartoon has them as biological mother and daughter.
- Strong Family Resemblance: The only difference between her and Irma is that Anna's hair is slightly longer.
- Sweet Tooth: She loves to make pies and cakes.
- Ugly Guy, Hot Wife: With her husband, Tom Lair. Her husband isn't ugly, but Anna is quite the looker.
- Wicked Stepmother: Averted in the comics.
Irma's younger brother.
- Annoying Younger Sibling: He likes to annoy her a lot and get away with it too.
- Big Sister Worship: Despite his annoying nature to his sister, Chris secretly admires her.
- Bratty Half-Pint: Justified since his mother dotes on him which results in his spoiled behavior.
- Deadpan Snarker: In-training, anyway. Let's face it, Irma's family's a collective of snarkers.
- Deliberately Cute Child: His "ultimate plan" to get alot of candy in "W is for Witch".
- Ninja Brat: He is a ninja for Halloween in "W is for Witch".
- The Prankster: Just like his big sis.
- Related in the Adaptation: Downplayed with Irma. They're still siblings in the cartoon, but now share the same mother unlike the comics.
- Ship Tease: With Lillian Hale.
- Strong Family Resemblance: A younger and male version of Irma.
- Youthful Freckles: He has 3 freckles on each of his cheeks.
Taranee's father. A former lawyer, Lionel now works as a psychologist. He is the more "diplomatic" parent in the Cook household.
- Chubby Mama, Skinny Papa: Inverted. He is the Chubby Papa to his wife's Skinny Mama.
- Does Not Like Spam: Lionel isn't fond of orange marmalade.
- Hello, Attorney!: Lionel was a lawyer and he isn't a bad looking guy.
- Friend to All Living Things: Implied. In "D is for Dangerous", he called Mr. Huggles "cute".
- Irony: Despite his apparent love for animals, Lionel is allergic to fur.
- Nature Lover: Implied in "J is for Jewel".
- Open-Minded Parent: Tends to give his kids a little more slack than his wife does.
- Red Oni, Blue Oni: The Blue to his wife's Red. In the parenting sense; Lionel is more open minded and trusts his children's decisions.
- You Gotta Have Blue Hair: More prominent in the TV series.
Taranee's mother. She is a judge and often shows it when disciplining her children, particularly her daughter.
- Armor-Piercing Slap: Only in the comics. She does to Taranee when she thought her daughter had lied to her about where she was going with her boyfriend and friends. To teach Taranee a lesson, Theresa slaps her! Things don't turn out well afterwards.
- Chubby Mama, Skinny Papa: Inverted. She is the Skinny Mama to her husband's Chubby Papa.
- Graceful Ladies Like Purple: She wear a light purple shirt and slightly dark purple pants in the TV series.
- Horrible Judge of Character: She though Nigel was nothing but a delinquent who would end up getting Taranee in trouble. She learns how wrong she was later on.
- In-Series Nickname: "Terry" by her husband.
- Irony: She's a judge and must have good judgment. But she doesn't seem to have any of it with dealing with her kids. On occasion.
- Jerk with a Heart of Gold: She's stubborn, jumps to conclusions, and has a tendency to be an overbearing mother. But all she wants is to keep her kids safe. That's a lifetime sentence.
- Knight Templar Parent: Shown most noticeably when Taranee was dating.
- Mama Bear: But she does want to keep her kids safe.
- My Beloved Smother: Has a tendency of this.
- Red Oni, Blue Oni: The Red to her husband's Blue. In a parenting sense, Theresa tends to not listen to her kids.
- Spell My Name with an "S": Instead of "Teresa" she has an "H" in between the "T" and first "E".
- You Gotta Have Blue Hair
Taranee's older brother.
- Adaptation Dye-Job: His goatee in the comics was red. It matched the same as his natural hair color in the cartoon.
- Cool Big Bro: He and his sister get along much better than most sibling of their ages do and when they do fight, it's treated much more dramatically than Irma's spats with Chris and the Hale sisters' arguments.
- Dreadlock Rasta: Of the "mellow, laid-back surfer" variant. Hay Lin even describes him as a "rasta" at one point.
- Long-Haired Pretty Boy
- Meaningful Name: Peter actually means stone. As mentioned above, Cornelia is the feminine form of Cornelius. In the New Testament, Cornelius was directed by an angel to seek a man named Peter.
- Second Love: For Cornelia.
- Strong Family Resemblance: Lose most of his hair and add a couple of pounds, he looks just like his father.
Cornelia's father. He is a manager at a bank.
- Alliterative Name: Harold Hale.
- Bookworm: He likes to read when he has free time.
- Deadpan Snarker: Especially in the show.
- Disappeared Dad: It was revealed in the comics that his father would often leave home for a while, but come back.
- Good with Numbers: Implied since Harold is a manager at a bank. If confirmed, then it's Justified because his job requires him to be this.
- The Quiet One: Of the Hales. Harold tends to have few words.
Cornelia's mother. She's a stay-at-home mom.
- Doting Parent: Can be this way towards both of her daughters.
- My Beloved Smother: Implied to be this in the cartoon by Cornelia.
- Rapunzel Hair: Like mother, like daughter. Only in the show. Inverted in the comics.
- Strong Family Resemblance: The older, glasses wearing version of her eldest daughter.
- Triangle Shades: The normal kind.
Cornelia's younger sister. The baby of the Hale family, so she is doted on by her parents.
- Adaptational Badass: The comics has her as Cornelia's annoying sister. The cartoon makes her The Heart of Earth, with untapped potential.
- Ascended Extra: In the comics, Lilian is just Cornelia's doted on, big mouthed sister. In the TV series, Lillian is the Heart of Earth.
- Bratty Half-Pint: Somewhat Justified in the TV series; she sometimes acts or does bratty things because she secretly wants her big sister to hang out with her.
- Cute Witch: In "W is for Witch".
- Friend to All Living Things: Gets along well with both Napoleon and Mr. Huggles.
- A Girl And Her X: A Girl And Her Cat. She immediately falls in love with Napoleon, the Hale's pet cat, in "B is for Betrayal". The same thing happens in the comic book. Napoleon eventually becomes one of her three regents.
- In-Series Nickname: "Princess" by Matt.
- Magical Girl: The Heart of Earth.
- Oblivious Younger Sibling: Has no idea of her powers as the Heart of Earth.
- Pink Means Feminine: She wears a lot of pink.
- Ship Tease: With Chris Lair.
- Strong Family Resemblance: A smaller and short haired version of Cornelia.
The Hale Family's pet cat. He becomes an ally for WITCH in the TV series's second season.
- Action Pet: Only in the cartoon. When Lillian gives him some of her powers.
- Adaptational Badass: He's a regular cat in the comics. He becomes an Earth regent in the cartoon.
- Ascended Extra: In the cartoon. Especially when he becomes one of Lillian' s regents in "U is for Undivided".
- Cool Pet: Mostly to Lillian. See Action Pet
- Dark Is Not Evil: Especially in the cartoon — a black cat and one of the protectors of Earth.
- Deadpan Snarker: Makes frequent quips in a dry manner.
- Familiar: For Lillian.
- The Nicknamer: Gives many nicknames to the girls.
- Spanner in the Works: In the comics he, by just being a cat, ends up ruining Phobos's plan to return to the world and kill the Guardians, leaving him defenseless before their retaliation.
- Talking Animal: In the cartoon because Lillian wished she could talk with him.
- Team Pet: A cat this time for WITCH.
Hay Lin' s Family
Hay Lin's father and Yan Lin' s son. He helps run the Silver Dragon with his wife and mother.
- Adorkable: When he gets overprotective of his mom and daughter.
- Disappeared Dad: Who Chen's father and Yan Lin's first husband was is still a mystery.
- Momma's Boy: Downplayed. He isn't too clingy too his mother, but he does worry about her.
- Motor Mouth: Especially since he's a nervous wreck.
- Nature Lover: When Chen isn't working he spends his time enjoying nature, especially bird watching.
- Overprotective Dad: To Hay Lin. Inverted when he worries about his mother.
- Tall, Dark, and Handsome: Chen is very good looking.
- You Gotta Have Blue Hair
Hay Lin' s mother. She helps run the Silver Dragon with her husband and mother-in-law.
- Arranged Marriage: Was in one.
- Former Teen Rebel: See Rebellious Princess.
- Good with Numbers: Implied. Joan handles the money that the Silver Dragon receives.
- Marry for Love: Wanted and got this with Chen.
- Meaningful Name: Her first name is often for those in European royalty. Hinting at her lineage.
- Only Sane Woman: With regards to parenting her and Chen's daughter, Joan is less of a worry wart than her husband.
- Rebellious Princess: Justified since her family tried to dictate her life.
- Strong Family Resemblance: An older, bun wearing version of her only daughter.
- Uptown Girl: She was of royalty and fell in love with her blue collar husband.
- You Gotta Have Blue Hair