Archie's Weird Mysteries
Season 1, Episode 29: Extra Terror-estrial
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A cute alien enlists the gang's help in building advanced machinery, but are the teens really helping the right creature?
All Episodes - Season 1
Episode 1
Attack of the Killer Spuds
Episode 2
Driven to Distraction
Episode 3
Me! Me! Me!
Episode 4
Invisible Archie
Episode 5
Attack of the 50-ft Veronica
Episode 6
The Haunting of Riverdale
Episode 7
Curse of the Mummy
Episode 8
Fleas Release Me
Episode 9
The Jughead Incident
Episode 10
Virtually Evil
Episode 11
Zombies of Love
Episode 12
Brain of Terror
Episode 13
Twisted Youth
Episode 14
Monster in the Night
Episode 15
Mega-Mall of Horrors
Episode 16
Compu-Terror
Episode 17
Misfortune Hunters
Episode 18
Ship of Ghouls
Episode 19
Something Is Haunting Riverdale High
Episode 20
Supreme Girl vs. Dr. Arachnid
Episode 21
Reggie or Not
Episode 22
It Lives in the Sewers
Episode 23
Dream Girl
Episode 24
Green-Eyed Monster
Episode 25
Cinemadness
Episode 26
Beware of the Glob!
Episode 27
The Day the Earth Moved
Episode 28
Dance of the Killer Bees
Episode 29
Extra Terror-estrial
Episode 30
The Christmas Phantom
Episode 31
Scarlet Night
Episode 32
I Was a Teenage Vampire
Episode 33
Halloween of Horror
Episode 34
Archie's Date with Fate
Episode 35
Alternate Riverdales
Episode 36
Teen Out of Time
Episode 37
Invasion of the Cockroaches
Episode 38
The Incredible Shrinking Teens
Episode 39
Little Chock'Lit Shoppe of Horrors
Episode 40
Big Monster on Campus