7.0/1017 votesLoading...#1 - Speetlemania
Season 1 Episode 12 - Aired 9/14/2010
The gang discovers an extinct beetle species.
Director: Michael DeCarlo
Writer: N/A
- 7.1/1019 votesLoading...
#2 - Now You See Me
Season 1 Episode 9 - Aired 8/17/2010
After a teenage magician makes a Senator's son vanish, using an old magic trick of Houdini, the disappearance is investigated by Henry.
Director: John Fawcett
Writer: N/A
- 7.2/1020 votesLoading...
#3 - Curse of the Rolling Stone
Season 1 Episode 8 - Aired 8/10/2010
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.
Director: David Solomon
Writer: Mike Werb
- 7.4/1020 votesLoading...
#4 - Thor's Slammer
Season 1 Episode 11 - Aired 8/31/2010
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.
Director: Mikael Salomon
Writer: Mike Werb, Marilyn Osborn
- 7.4/1016 votesLoading...
#5 - Past, Presidents and Future
Season 1 Episode 13 - Aired 9/21/2010
Henry follows a clue trail left by George Washington as a school election pits Jasper vs. Maggie.
Director: Allan Kroeker
Writer: Mike Werb
- 7.5/1022 votesLoading...
#6 - Public School Enemies
Season 1 Episode 6 - Aired 7/27/2010
Henry stumbles upon a secret in the Dillinger car.
Director: Chris Grismer
Writer: Mike Werb
- 7.7/1028 votesLoading...
#7 - Fountain of Truth
Season 1 Episode 5 - Aired 7/20/2010
Inside a trunk, Henry encounters artifacts, which guide him to a discovery by Ponce de Leon.
Director: Holly Dale
Writer: N/A
- 7.8/1037 votesLoading...
#8 - Sleeper in a Box
Season 1 Episode 3 - Aired 6/27/2010
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.
Director: Paul Shapiro
Writer: N/A
- 7.8/1027 votesLoading...
#9 - Liberian Candidate
Season 1 Episode 7 - Aired 8/3/2010
Henry runs into an old friend and rival from the past. Henry believes that this friend's father may be targeted for assassination.
Director: Paul Shapiro
Writer: N/A
- 7.9/1034 votesLoading...
#10 - Heart of a Warrior
Season 1 Episode 4 - Aired 7/13/2010
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.
Director: Tim Southam
Writer: Marilyn Osborn
- 7.9/1025 votesLoading...
#11 - Maximum Insecurity
Season 1 Episode 10 - Aired 8/24/2010
When a gang of thieves try to steal a WWII computer, Maggie, Jasper and Henry are cornered in the museum, unable to escape.
Director: Ken Girotti
Writer: Rob Wright
- 8.0/1053 votesLoading...
#12 - Pilot
Season 1 Episode 1 - Aired 6/13/2010
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.
Director: Mikael Salomon
Writer: Mike Werb
- 8.1/1043 votesLoading...
#13 - The Griffin Gang
Season 1 Episode 2 - Aired 6/20/2010
Henry must find a cure when an ancient virus is released.
Director: N/A
Writer: N/A
The Worst Episodes of Unnatural History
Every episode of Unnatural History ranked from worst to best. Explore the Worst Episodes of Unnatural History!
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...
Genres:Action & AdventureDrama
Network:Cartoon Network
Worst Episodes Summary
"Speetlemania" is the worst rated episode of "Unnatural History". It scored 7/10 based on 17 votes. Directed by Michael DeCarlo and written by N/A, it aired on 9/14/2010. This episode scored 0.1 points lower than the second lowest rated, "Now You See Me".