Lieutenant Barclay
Schlatter
Skiff A.I. (voice)
Edward Malone
Dr. Jekyll (voice)
Nonaka (voice)
J. Robert Oppenheimer
Self
Freddie / Drug Dealer (voice)
Mick
Roger Jasser
Director
Norman Thompson
Dr. Burke (voice)
Rob Tyler
Badouk / Monkey / Poacher (voice)
Tony Franken
Ilpo (english voice)
Peter Donner
Additional Voices ("The Second Renaissance Part I & II") / Monaka ("Matriculated")
German Doctor #1
Additional Voices (voice)
Ed Edwards
TV Director
Wiley Tate
Eddie (voice)
Detective Steve Fine / Happy Harry (voice)
Constantine (voice)
Leo / TV Announcer (voice)
Richard Reese
Andrew Lloyd
Dave Davis
Irby Mandrell
Odin (voice)
Reverse-Flash / Eobard Thawne (voice)
Dr. Jerome Oziel
Kraken (voice)
Clifford Gillette
Dan Potter
Dr. Crane, AKA: Scarecrow (voice)
Dr. Animo
Scan Technician (voice) (uncredited)
Mr. Ritchie
Admiral Animo (voice)
Greasy
Trainer / Additional Voices (voice)
Randall Fargus (voice)
Lt. Barclay
Eddie the Squirrel (voice)
Dr. Adam Litowski
Reginald Barclay
Inspector Tabu (voice)
Lloyd Allen
David Powell
Dr. Henry Wexler
Amis
The Keeper
Dr. Animo (voice)
Self - H.M. "Howling Mad" Murdock
Dr. Gavin Reed
Leviticus Mitchell
Older Danny Darrow (voice)
Dr. Kevin Michaels
Mung Daal (voice)
Earl (voice)
Dr. Freed / Customer (voice)
Baduk / Monkey (voice)
Baduk / Poacher (voice)
Baduk (voice)
'Howling Mad' Murdock
Clerk (voice)
Dr. Animo / Teacher #2 (voice)
Sheriff / Dr. Animo (voice)
Karl (voice)
Father Tentacle (voice)
Karl / Thrax (voice)
Karl / Fore-Vegetable (voice)
Chimp / Rat (voice)
Karl / Tentacle Father (voice)
Karl / Patrick (voice)
Karl / Karl-Gram (voice)
Lake Spirit (voice)
Mad Hatter (voice)
Harrison Barton
Wyrm (voice)
Gracko (voice)
Ninja / Pirate Ninja (voice)
Man / Sun Tang Gai (voice)
Emperor Zal (voice)
Attuma (voice)
Dick Dastardly / Dinky Dalton (voice)
Wild Card (voice)
Townspeople (voice)
Additional voices (voice)