A grown-up dork who LOVES being Principal of Norrisville High School and approaches his job with extreme enthusiasm.
- Butt-Monkey: His car gets destroyed a lot.
- Cloudcuckoolander: On his off hours, he wears cowboy boots and a 10 gallon hat while wearing diapers.
- La Résistance: Formulates one against the Sorcerer in the Season 1 finale with the students in his tour group.
- The Precious, Precious Car: He spends money from the school fund just to fix it.
- Rewarded as a Traitor Deserves: The only thing he hates worse than rule breakers are tattletales.
A super-cheery Science teacher who talks to the class skeleton and calls it Mr. Driscoll! Shes sweet and out of her mind.
- All Girls Want Bad Boys: She knew her husband was a dangerous man, but she married him because she likes dangerous men.
- Cloudcuckoolander: She uses ventriloquism on her husband's bones.
- I Love the Dead: Brings around the skeletal remains of her husband and still makes out with him. Yep.
- Labcoat of Science and Medicine: Well, she is a science teacher.
Mrs. Driscoll's husband who was once rivals with Viceroy during college. In the present, he is dead and his skeletal remains are dragged along by his wife.
- Ballistic Bone: How he first fought the Ninja.
- Dem Bones: Was reanimated in Dawn of the Driscoll.
- Everyone Has Standards: Even his wife doesn't like the idea of him building a device that would destroy the universe.
- Glowing Eyes of Doom: As a reanimated skeleton, his eyes glow yellow.
- Mad Scientist: Well, he did create a machine that was supposed to destroy the entire planet.
- Monster of the Week: He serves as the antagonist for the episode "Dawn of the Driscoll".
- Noodle Incident: How he died and was Stripped to the Bone is never explained. His wife came close in "Dawn of the Driscoll", but Howard interrupted her.
- Omnicidal Maniac: Considering he planned on creating two doomsday devices that would destroy the earth and the universe.
- Posthumous Character: He died before the events of the series.
- Pungeon Master: Jerry Driscoll sure loves his skeleton puns, but somewhat understandable since he's a living skeleton at the time.
- Status Quo Is God: At the end of Dawn of the Driscoll he is dead again. Though he was going to create a weapon to destroy the universe.
Despite his joyful voice, this British gym teacher loves making up dangerous games for the students to play.
A teacher in the school. In the prom of '85, she was "stood-up" by her date Dickie.
The Metal Shop Teacher. While blind. He is also the Black Smith of the Ninja.
- The Blacksmith: He forges the Ninja's weapons.
- Blind Black Guy: In spite of his blindness, he's still able to craft some amazing swords and surprisingly good balloon.
- Handicapped Badass: Being blind doesn't in the slightest stop him crossing a near deadly obstacle course, effortlessly.
- Master-Apprentice Chain: Not to the Ninja but his apprentice got Stank'd when he thought he was going to be replaced by Howard.
- Punny Name: His name is a play on "swordsmith".
Howard and Heidi's father who, due to a corporate merger, works for McFist Industries.
- Chairman of the Brawl: His method of breaking into McFist's weapon storage is to smash the roboape guarding it with a chair.
- Epic Fail: His killer robot, which can barely stand and ends up destroying itself without Randy ever having to attack it.
- Lovable Traitor: Mort's a pretty nice guy, even if he did try to help McFist kill the Ninja, the beloved town hero that's been protecting Norrisville for generations, just so he could get a promotion.
- Papa Wolf: When he mistakenly believes the Ninja is after his son, his response is to steal one of Viceroy's Robots, and pilot it to destroy the Ninja personally.
- Strange Minds Think Alike: He shares Howard's belief that an inflatable pool filled with their own sweat is an acceptable substitute for a legitimate one.
- Ugly Guy, Hot Wife: Inverted, Mort's a pretty decent looking guy, however it's implied that his unseen wife is pretty hideous.
- Well-Intentioned Extremist: He only stayed on to help McFist destroy the Ninja to better provide for his family.
- Yes-Man: In contrast to his rather strong-willed children, he's rather spineless. However "Mort-al Combat" proves he does have his limits, where his son is concerned.
Hannibal's wife and Bash's mom. She knows about her husband's quest to destroy the ninja.
- Affably Evil: Unlike her husband and son, she is genuinely kind and friendly. On the other hand, she openly supports her husband's quest to destroy the ninja.
- Beauty Mark: Underneath her right eye.
- Canada, Eh?: Her accent.
- Dark Mistress: Slightly deconstructed as her tolerance and acceptance to Hannibal's villainy also extends to her own son's Jerkass tendencies.
- Generation Xerox: Barring some grey hairs and a few wrinkles, she's pretty much identical to her mother, Ruth, in terms of appearance and temperament albeit she's a bit less blunt.
- Happily Married: Oddly enough, she and her husband McFist are on good terms.
- Impossible Hourglass Figure: She has a thin waist, but her chest and hips are quite large.
- Parent with New Paramour: McFist and Bash do not get along.
- Ugly Guy, Hot Wife: With McFist. McFist isn't exactly handsome, but she is gorgeous.
- Understanding Wife: She chooses not to interfere with McFist's plans to defeat the Ninja.
- Unexplained Accent: She has a Canadian accent for some reason.
Hannibal's older brother. The actual heir to McFist Industries.
- Corrupt Corporate Executive: He fears to become like this like his father and brother.
- New-Age Retro Hippie: He has the mannerisms and even ends several of his sentences with "dude" or "man".
- "Well Done, Son!" Guy: He has issues with his father preferring Hannibal over himself.
- With Great Power Comes Great Insanity: After taking over McFist Industries, when the "wind" (fart) powered rides don't get enough power from the cows he switches over to abducting people to harness their prune smoothie induced "wind".
The first of the Norrisville Ninjas and the last of the Norisu Nine.
- 10-Minute Retirement: Leaves Norrisville to its fate after the Sorcerer obtains the Tengu Stone. Randy and Howard's efforts to stop the villain regardless inspire him to come back and help.
- Arch-Enemy: Until their final battle, he was this to the Sorcerer throughout most of his life. On his part, the Sorcerer greatly dislikes him for both banishing the Sorceress to the Land of Shadows and imprisoning him underground.
- Big Damn Heroes: Prevents the Sorcerer from killing Randy and Howard and finally gets to toss him into the pit.
- Brought Down to Normal: After his time as the Ninja had ended, he put all of his knowledge and experience gained from his tenure into the Ninjanomicon, expelling them from his mind.
- Greater-Scope Paragon: He serves as this for the whole series. He is the first Norrisville Ninja who passed his knowledge on to others.
- Ice-Cream Koan: Half of his lines are made up of these in contrast to the genuine riddles and lessons the Ninjanomicon provides.
- Kill It with Fire: Has a stronger variation of the Tengu Fire Ball that takes the form of a roaring dragon. It's powerful enough to disable the Sorcerer for a modest amount of time.
- Last of His Kind: His eight "brothers" were all killed by the Sorcerer.
- Martial Arts Headband: As an added bonus, he can use it as a weapon in a similar manner to how Randy uses his scarf.
- Other Me Annoys Me: Randy earns his ire through a combination of ruining his ambush on the Sorcerer and his inability to shut up. Becomes subverted when Randy re-inspires him.