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110 free Scooby-Doo trivia questions with answers — entertainment quiz, new questions added Aug 2026.
25 free Scooby-Doo trivia questions with answers. Think you're a true Scooby-Doo fan? Put your knowledge to the test with our comprehensive 110-question trivia quiz covering everything from the Mystery Inc. gang to their most memorable cases. Whether you grew up watching classic episodes or discovered the franchise recently, this quiz will challenge your expertise on the world's most famous Great Dane and his mystery-solving friends.
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Q 01In what year did the original "Scooby-Doo, Where Are You!" series first air?
1969
It debuted on Saturday morning, September 13, and lasted two seasons.
Q 02What breed of dog is Scooby-Doo?
Great Dane
Creator Joe Ruby briefly rewrote him as a sheepdog for fear he looked too much like Marmaduke, before CBS's Fred Silverman insisted on the bigger breed.
Q 03Who co-created the original "Scooby-Doo, Where Are You!" series for Hanna-Barbera?
Joe Ruby and Ken Spears
Ruby and Spears later followed Fred Silverman to ABC, where they supervised the network's Saturday-morning cartoons.
Q 04Aside from Scooby-Doo and Shaggy, which three characters make up the core of Mystery Incorporated?
Fred, Velma, and Daphne
Fred, Velma, and Daphne complete the gang. In the 1968 pitch they were Geoff, Linda and Kelly, with Shaggy as W.W., before the names were changed for CBS.
Q 05What is Scooby-Doo's full name?
Scoobert Doo
His full name is Scoobert Doo, the name his parents Mumsy-Doo and Dada-Doo use for him in A Pup Named Scooby-Doo.
Q 06Which character is Scooby-Doo's nephew, often known for his catchphrase "Puppy Power!"?
Scrappy-Doo
Scrappy-Doo, Scooby's pugnacious nephew, debuted in September 1979 in Scooby-Doo and Scrappy-Doo, shouting 'Puppy Power!' and 'Lemme at 'em!' at every monster.
Q 07Which member of the gang is its leader and wears an orange ascot in the original series?
Fred Jones
Fred Jones was originally going to be 'Ronnie' until CBS's Fred Silverman had the name changed, reportedly after himself.
Q 08What kind of vehicle is the Mystery Machine?
A van
The Mystery Machine is a van, painted turquoise and lime green with orange flowers, that carries the gang to every haunted mansion and amusement park.
Q 09What is Shaggy Rogers' often-forgotten given first name?
Norville
The 2023 series Velma leans into it, calling its version of the character only Norville.
Q 10Who was the original voice actor for Scooby-Doo in the 1969 series?
Don Messick
Don Messick voiced Scooby-Doo from the 1969 premiere until 1994; after he quit smoking his voice could no longer produce the dog's rasp, and he died in 1997.
Q 11Who was the first voice of "Shaggy" Rogers?
Casey Kasem
Casey Kasem voiced Shaggy from the 1969 debut until he retired from the role in 2009, after which Matthew Lillard, the live-action Shaggy, took over.
Q 12What is Velma Dinkley's signature catchphrase, often exclaimed when she finds an important clue?
"Jinkies!"
"Jinkies!" is Velma's exclamation on finding a clue; her other running gag is losing her glasses and crawling about saying 'I can't see without my glasses!'
Q 13What nickname has Daphne Blake earned over the Scooby-Doo series?
"Danger-Prone Daphne"
Q 21Why was Scooby's nephew added to the show and its title in 1979?
To boost slipping ratings
To boost slipping ratings: ABC was weighing cancellation in 1979, and putting Scrappy in the title of Scooby-Doo and Scrappy-Doo revived the show's numbers.
Q 22Which young con artist joined the gang in "The 13 Ghosts of Scooby-Doo"?
Flim-Flam
Flim-Flam, a fast-talking boy con artist, joined Daphne, Shaggy, Scooby and Scrappy in 1985's The 13 Ghosts of Scooby-Doo, peddling his 'Lotsa Luck Joy Juice'.
Q 23Which of these superhero duos made multiple guest appearances in "The New Scooby-Doo Movies"?
Batman and Robin
Daphne's frequent habit of stumbling into traps or getting captured earned her the memorable nickname "Danger-Prone Daphne."
Q 14In Scooby-Doo, Fred's elaborate Rube Goldberg traps for catching villains are usually undone how?
Shaggy or Scooby trip them by mistake
Shaggy or Scooby trip them by mistake, and the crook still tends to end up caught, just by some other accident.
Q 15What is Shaggy Rogers' signature nonsense-word exclamation of surprise or fear in Scooby-Doo?
"Zoinks!"
"Zoinks!" is Shaggy's word for alarm, as instinctive as his bottomless appetite and his habit of fleeing a monster in a blur of legs.
Q 16In Scooby-Doo, the unmasked crook's closing complaint blames the gang for spoiling the scheme; what does he call them?
Meddling kids
'Meddling kids' (sometimes 'pesky kids') is the unmasked villain's parting gripe, so familiar that Wayne's World parodied it with a 'Scooby-Doo ending' in 1992.
Q 17Which comedic actor often appeared as himself in 'The New Scooby-Doo Movies'?
Don Knotts
Don Knotts was a recurring guest star in "The New Scooby-Doo Movies," appearing in multiple episodes to assist Mystery Inc.
Q 18What year saw the release of the first live-action "Scooby-Doo" theatrical film?
2002
The first live-action theatrical film based on the cartoon, simply titled "Scooby-Doo," was released in 2002.
Q 19Which horror icon voiced the warlock who guides the gang in The 13 Ghosts of Scooby-Doo?
Vincent Price
Vincent Price voiced Vincent Van Ghoul, a warlock modelled on him, who guides the gang by crystal ball as they recapture the 13 ghosts.
Q 20Which villain from the original "Scooby-Doo, Where Are You!" was a glowing deep-sea diver?
Captain Cutler's Ghost
Captain Cutler's Ghost, a glowing diver, haunted 'A Clue for Scooby-Doo', the second episode aired, luring the gang to the Graveyard of Ships.
Batman and Robin guested twice in 1972, in 'The Dynamic Scooby-Doo Affair' and 'The Caped Crusader Caper', facing the Joker and the Penguin both times.
Q 24Just before Fred Silverman renamed it, what was the show's working title?
Who's S-S-Scared?
Who's S-S-Scared? was the title CBS's Frank Stanton rejected as too frightening; the even earlier pitch had a teenage rock band solving mysteries between gigs.
Q 25Which singer's scat inspired executive Fred Silverman to name the dog Scooby-Doo?
Frank Sinatra
Frank Sinatra's 'doo-be-doo-be-doo' ad-lib at the end of 'Strangers in the Night', heard by Silverman on a red-eye flight, gave both the dog and the show their name.
Q 26Why did the writers briefly turn Scooby into a shaggy sheepdog just before pitching the show?
They feared he looked too much like Marmaduke
They feared he looked too much like Marmaduke, the Great Dane of Brad Anderson's comic strip; the Great Dane design won out anyway, drawn deliberately un-show-worthy by Iwao Takamoto.
Q 27After its CBS run ended, which network aired the various Scooby-Doo series from 1976 until 1986?
ABC
Fred Silverman, by then running ABC, brought the gang with him and reshuffled the lineup almost every year.
Q 28In Scooby-Doo on Zombie Island (1998), the gang investigates an island near which US city?
New Orleans
New Orleans: the gang's reunion trip takes them to a bayou island near the city, in the 1998 direct-to-video film that brought back the full grown-up gang without Scrappy.
Q 29What are the villains Simone and Lena revealed to be in Scooby-Doo on Zombie Island?
Werecats
Simone Lenoir and Lena Dupree are werecats who drain visitors' life force; unusually for the franchise, the island's zombies are real, and they are the pair's past victims.
Q 30Who directed the 2002 live-action Scooby-Doo movie?
Raja Gosnell
Raja Gosnell, who had made Home Alone 3 and Big Momma's House, directed the 2002 film and its 2004 sequel Monsters Unleashed.