Episode 1
Pilot
45m
Henry's parents decide that it's best for him to go to a high school after traveling the world. In his new school, he meets new friends and uncovers a huge secret.
Episode credits
Directed by Mikael SalomonWritten by Mike Werb
TV series
Unnatural History
2010TV-PG1 season6.4 / 10
Teenager Henry Griffin acquired many skills through years of travelling the world with his anthropologist parents. Sent to live with his uncle and cousin in Washington DC, and with the help of his cousin Jasper and friend Maggie, he must now use those skills to solve the modern mysteries of high school.
Availability
Not streaming in United States
Unnatural History premiered June 13, 2010. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
Teenager Henry Griffin acquired many skills through years of travelling the world with his anthropologist parents. Sent to live with his uncle and cousin in Washington DC, and with the help of his cousin Jasper and friend Maggie, he must now use those skills to solve the modern mysteries of high school.
Season 1 episodes
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Where to watch Unnatural History
Episode 2
The Griffin Gang
45m
Henry must find a cure when an ancient virus is released.
Episode credits
Directed by John T. KretchmerWritten by Chris Easterly
Episode 3
Sleeper in a Box
45m
Investigating a strange "stone," Henry and his friends discover that the object is actually the remains of the Soviet satellite Sputnik - that's wanted by Russian mobsters.
Episode credits
Directed by Paul ShapiroWritten by Michael Colleary
Episode 4
Heart of a Warrior
45m
A traveling Samurai exhibit, rumored to be haunted, comes to the museum. When, Henry discovers that some of the exhibit items are being stolen, he is not believed by his uncle. Henry, Maggie and Jasper therefore try to take matters into their own hands, shadowing a martial artist, who they suspect is the thief.
Episode credits
Directed by Tim SouthamWritten by Marilyn Osborn, Jeff EckerleGuest stars Saad Siddiqui
Episode 5
Fountain of Truth
45m
Inside a trunk, Henry encounters artifacts, which guide him to a discovery by Ponce de Leon.
Episode credits
Directed by Holly DaleWritten by Thania St. JohnGuest stars Martin Roach
Episode 6
Public School Enemies
45m
Henry stumbles upon a secret in the Dillinger car.
Episode credits
Directed by Chris GrismerWritten by Mike Werb
Episode 7
Liberian Candidate
45m
Henry runs into an old friend and rival from the past. Henry believes that this friend's father may be targeted for assassination.
Episode credits
Directed by Paul ShapiroWritten by Michael Colleary
Episode 8
Curse of the Rolling Stone
45m
When a ruby, which is supposed to be cursed, ends up stolen, Henry and his friends try to find the ruby and return it to the museum.
Episode credits
Directed by David SolomonWritten by Mike Werb
Episode 9
Now You See Me
45m
After a teenage magician makes a Senator's son vanish, using an old magic trick of Houdini, the disappearance is investigated by Henry.
Episode credits
Directed by John FawcettWritten by Chris EasterlyGuest stars Kyle Mac, Jeananne Goossen
Episode 10
Maximum Insecurity
45m
When a gang of thieves try to steal a WWII computer, Maggie, Jasper and Henry are cornered in the museum, unable to escape.
Episode credits
Directed by Ken GirottiWritten by Rob Wright
Episode 11
Thor's Slammer
45m
Henry tries to clear his uncle's name by solving the murder of the former partner of Jasper's father and finding a Viking artifact that he was looking for.
Episode credits
Directed by Mikael SalomonWritten by Jeff Eckerle, Marilyn Osborn, Michael Colleary, Mike Werb
Episode 12
Speetlemania
45m
The gang discovers an extinct beetle species.
Episode credits
Directed by Michael DeCarloWritten by Thania St. John
Episode 13
Past, Presidents and Future
45mfinale
Henry follows a clue trail left by George Washington as a school election pits Jasper vs. Maggie.
Episode credits
Directed by Allan KroekerWritten by Michael Colleary, Mike Werb, Mike Werb
Episode information updated Sep 3, 2026
Available now in United States
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More about Unnatural History
Cast
Kevin G. SchmidtHenry Griffin
Jordan GavarisJasper Bartlett
Italia RicciMaggie Winnock
Martin DonovanMartin Donovan
Robbie AmellMichael O'Molley
Kyle MacLance Bellini
Martin RoachExecutor
Jeananne GoossenAgent FitzgeraldCredits
- Created by
- Mike Werb
- Written by
- Mike Werb, Michael Colleary, Thania St. John, Chris Easterly, Rob Wright, Marilyn Osborn, Jeff Eckerle, Mike Werb, Michael Colleary, Mike Werb, Marilyn Osborn, Jeff Eckerle
Production details
- Status
- Ended
- Series type
- Scripted
- Episodes
- 13
- Original language
- English
Networks & production
YTVCanada
Cartoon NetworkUnited States
Warner Horizon TelevisionUnited States
Cartoon Network StudiosUnited States
Themes
anthropologyartifacthigh schoolhistorymuseummysteryteenage protagonistwashington dc, usa