Corey Feldman
(Pico
(voice)),
Irene Cara
(Marilyn
(voice)),
Dom DeLuise
(Christopher Columbus
(voice)),
Mickey Rooney
(Narrator
(voice)),
Samantha Eggar
(Queen Isabella
(voice)),
Rosemary Alexander
((voice)),
Donald Arthur
(Christopher Columbus
(voice)),
Brett Baxter Clark
(Additional Voices
(voice)),
Gino Conforti
(Additional Voices
(voice)),
David Creedon
(),
Henry Crowell Jr.
(Additional Voices
(voice)),
Michael Habeck
(Christopher Columbus
(voice)),
Dan Haggerty
(King Ferdinand IV /
Swarm Lord
(voice)),
Marcus Calvin
((credit only)),
Dilys Goggins
()