All Chans
- Quirky Household: A large and loving family, of which each member has their own quirky personality, not forgetting the dog Chu-Chu.
- Super Family Team: As a would-be family of detectives.
Mr. Charlie Chan
"Advice after a mistake is like medicine after the funeral."
The one and only Detective Chan. Usually picks up on the clues his children miss.
- Adaptational Skill: The only incarnation of Charlie Chan who speaks perfect English.
- The Exotic Detective: He's Chinese.
- Five Temperament Ensemble: Leukine
- Good Father: He manages to be a highly respected and in-demand detective and raises a brood of children lovingly and non-plussed.
- Great Detective: Well he is Charlie Chan.
- Sharp-Dressed Man: His classic blue suit and matching hat make him this.
- Team Dad: Literally
All Chan Children
- Share Phrase:
- "Holy moly!" In response to witnessing something surprising.
- "Hold it down!" Usually in response to noisier siblings.
- "Wham! Bam! We’re in a jam!" Stanley’s official Character Catchphrase and sometimes used by the others as a Borrowed Catchphrase.
Henry Chan (Robert Ito)
"Well, gang, it's up to the Chan Clan now."
Mr. Chan's oldest son and the oldest of the ten kids—he generally acts as the leader of Chan-siblings. A hard worker and a thoughtful brother and son, but somewhat uptight. Especially towards his goofy twin.- All Drummers Are Animals: Subverted, he is the drummer but he has a very calm demeanor in general and doesn't go for flashy antics on the drums.
- Character Catchphrase: "Will you take off that stupid disguise?"
- Cool Big Bro: The natural leader, a hard worker, thoughtful, loving. He manages to accomplish this role to several younger brothers and sisters, although working with Stanley tries his patience.
- Deadpan Snarker: In response to Stanley's antics.
- Five Temperament Ensemble: Choleric/Melancholic
- Mr. Fanservice: He is drawn as a handsome young man with a muscular form and great hair, as attractive as Fred and Alan.
- Straight Man and Wise Guy: The Straight Man to Stanley's Wise Guy.
- Team Dad: When you've gotta deal with nine insane siblings.
- Tsundere: Mild Type A where Stanley is concerned. They truly are very close brothers, as is evidenced by the way they interact and always pair up.
Stanley Chan
"Wham bam, we're in a jam!"
Henry's younger twin brother who also acts as his main partner in solving capers. Though he takes his work seriously, you'd never know it with all his silly jokes and disguises.- Attractive Bent-Gender: And how!
- Big Eater: Implied.
- Character Catchphrase: "Wham bam, we're in a jam!"
- Cosplay Otaku Boy
- Five Temperament Ensemble: Sanguine
- The Klutz: Isn't famous for it like Nancy is, but still manages to trip over or into things quite a bit.
- The Lancer: To Henry.
- Large Ham: Wham bam!
- Master of Disguise: You can barely tell them from the real Stanley. However, the disguises almost always fall flat In Universe.
- Plucky Comic Relief: Much to Henry's annoyance.
- So Unfunny, It's Funny: His corny jokes.
- Straight Man and Wise Guy: The Wise Guy to Henry's Straight Man.
Suzie Chan
"We're gonna find it a good home. Where the people won't lock it in closets like Mr. Snively did!"
The oldest daughter and the third-from-oldest of the ten Chan-children. A sweet and even-tempered young lady with some bite to her.- Cool Big Sis: Good natured, brave, protective to a brood of younger siblings.
- Deadpan Snarker: Sometimes.
- Expy: Suzie has often been compared to Daphne Blake in terms of appearance and temperament. The only difference is that Suzie is somewhat more perceptive, so she isn't shoehorned into the Damsel in Distress role the way poor Daphne was.
- Five Temperament Ensemble: Phlegmatic
- Friend to All Living Things: Sweet and protective of animals, as indicated by the quote.
- Girly Girl: Like any of Hanna-Barbera's teenage girl protagonists, she is pretty and stylishly dressed in a feminine manner.
- Tomboy and Girly Girl: The Girly Girl to Anne's Tomboy. She wears her shoulder length flipped hair in a headband, wears a minidress with slippers with a low heel, wears a bit of makeup, and serves as a Team Mom in contrast to her tomboyishly dressed younger sister.
- The Heart: A loving and motherly big sister.
- Silk Hiding Steel: Looks like most of the pretty and unassuming girls from Hanna Barbera line up, but she is tougher and more perceptive than most of them and is tasked with the extra responsibility of being a Team Mom to her brothers and sisters.
- Team Mom: Sometimes, as she is the oldest girl in her family.
- True Blue Femininity: Wears a pale blue dress and is a sweet girly girl.
Alan Chan
"I'm hip!"
The technological genius of the Chan Clan, and the most laid back of the kids, who happens to be Suzie's twin brother. Teases Anne constantly, but is shown to have affection for her.- Cool Shades: Pink round glasses.
- Fashion Dissonance: Out of all the characters, Alan wears the most sterotypical '70s clothing. Look at his pink-tinted lenses and those striped bellbottoms.
- Five Temperament Ensemble: Sanguine
- Gadgeteer Genius: He built the Chan Van.
- Real Men Wear Pink: And purple, too.
- Teen Genius: And how?
- Translator Brother: For Tom, sometimes Scooter does this as well.
Anne Chan
"And the women!"
The tomboy daughter and feminist of the Chan Clan. Often clashes with Tom and Alan, but they're all quite close nonetheless.- Brains and Brawn: The Brawn to Tom's Brains.
- Five Temperament Ensemble: Choleric
- Hot-Blooded: She's willing to beat her siblings.
- She Cleans Up Nicely: You'd be amazed at seeing her in dresses.
- Tomboy and Girly Girl: The Tomboy to Suzie's Girly Girl. She wears a baseball cap, t-shirt, and jeans and is hot blooded in contrast to her feminine older sister.
- Tomboyish Baseball Cap: She wears an orange-on-white t-shirt with a matching orange baseball cap.
- Tsundere: Mild Type B.
- You Go, Girl!: Not to the extremes, though.
Tom Chan
"Indubitably."
Youngest of the five oldest, oldest of the five youngest, Tom is arguably the middle child. The intellectual of the Chan Clan. Like Alan, he's prone to busting his sister's chops now and then and is often distracted on the job by his scholastic findings.- Brains and Brawn: The Brains to Anne's Brawn.
- Complexity Addiction: His suggestion of catapulting themselves over a wall when the gate was open, among other things.
- Encyclopaedic Knowledge: He could get along with Encyclopedia Brown.
- Five Temperament Ensemble: Melancholic
- Sesquipedalian Loquaciousness: SO much.
- Little Professor Dialog: How old is he exactly?
- The Smart Guy: And how!
- Teen Genius: And how!
Flip Chan
"What'd I tell ya, Pop? Like knocking over a piggy bank."
The oldest of the four youngest, and the most gung-ho about helping his father.- Adorably Precocious Child: Like
Scrappy-Doo if he were human, but usually doesn’t let playing detective get in the way of being a kid and having fun. - Five Temperament Ensemble: Choleric
- Genre Savvy: He certainly knows a lot of the lingo and is said to watch a lot of detective movies.
- Hot-Blooded: Like Scrappy-Doo, he is fast to respond to any sort of slight.
- Kid Detective: The one who jumps at the mystery call fastest among the younger kids.
- Leeroy Jenkins: Prone to leaping before he looks.
- Snooping Little Kid: Justified as he is a kid detective.
Nancy Chan
"Chu-Chu! That's no way to treat a guest."
The second oldest of the youngest. Clumsy, chubby and a little easily scared, but just as invested in solving mysteries as her siblings.- Big Eater: A female example.
- Five Temperament Ensemble: Phlegmatic
- Friend to All Living Things: To a smaller extent than Suzie.
- The Klutz: She tends to fall down a lot.
- Plucky Girl: Seems rather unfazed by her status as the Team Klutz.
- Snooping Little Kid: Justified trope, given she is a kid detective.
- Token Mini-Moe: Not to the same extent as Mimi, but still...
Mimi Chan
"You just wait for your elders!"
The youngest daughter of the Chan Clan and the second-youngest of the ten kids, she's prone to bossing Scooter around and clinging to Nancy when frightened.- Cheerful Child: Always in a happy mood when she's having fun.
- The Cutie: She's downright adorable.
- Five Temperament Ensemble: Melancholic
- Snooping Little Kid: Runs in the family and justified.
- Token Mini-Moe: The cutest Chan sister.
- Vitriolic Best Buds: With Scooter.
Scooter Chan
"Boy, what a brain, chief!"
The youngest of Detective Chan's children and Flip's devoted sidekick.- Animal Lover: Shows shades of this in episode 5 when he takes pity on Mr. Snively’s abandoned dog and suggests bringing him home, much to Mimi’s disapproval.
- Big Brother Worship: Hates being bossed around by his sisters (except Anne and Susie) but will take orders from Flip without question.
- Cheerful Child: Next to Mimi.
- Cute Bruiser: A male example. In the comics, he punched out (what he thought was) a phantom calling his family names.
- Five Temperament Ensemble: Sanguine, seemingly with Choleric tendencies.
- Hot-Blooded: Defensive of his family and always bickering with Mimi.
- Leeroy Jenkins: Quick to jump to meddling and mystery solving. Sometimes even more than Flip, who has to hold him back from rushing in.
- Malaproper: Being a little kid, he sometimes mispronounces words, saying “magnesia” when he means “amnesia” and the like.
- Snooping Little Kid: Justified, as he is a kid detective.
- Tagalong Kid: Mimi certainly treats him like this at times, despite being only a year older than him.
- Vitriolic Best Buds: With Mimi.
Chu-Chu
Arf, arf!
The family dog. Though mostly comic relief, he gets quite a few moments of awesome.
- Love at First Sight: With Fifi in episode 10.
- Not Now, Kiddo: Often mistaken for wanting to play with the kids when he's actually trying to tell them something important.
- Team Pet
Mrs. Van Inkley
A one-episode character and an apparent friend of Mr. Chan.
- Ascended Extra: Combined with Promoted to Love Interest—she tends to be very prominent in fanfics of the show and is often portrayed as a love interest to Mr. Chan.
Prince Hareem
A one-episode character and Henry's friend.
- O.O.C. Is Serious Business: Henry knows something is wrong when Prince Hareem seems to not want to talk to him.
- Royals Who Actually Do Something: He's a race car driver, which is the starting point of the drama in episode 9.
Prince Hareem's rival
- Royals Who Actually Do Something: He's one of Prince Hareem's biggest racing rivals.
