Season 1

Wayne Knight

Igor

13 episodes

Brad Garrett

Phil

13 episodes

Corey Burton

13 episodes

David Warner

Dr. Vic Frankenstein

13 episodes

Matt Frewer

13 episodes

Nancy Cartwright

13 episodes

Billy West

Hoboken

13 episodes

Tom Kenny

Ace Deuce

13 episodes

Kath Soucie

13 episodes

Charlie Adler

13 episodes

Jess Harnell

13 episodes

Cam Clarke

13 episodes

Paul Rugg

Seth Tuber's Mom/Angry Mob leader

13 episodes

Jim Cummings

13 episodes

Jonathan Harris

13 episodes

Bill Kopp

13 episodes

Juan Antonio Castro

Igor (spanish version)

13 episodes

Carlos Kaniowsky

Phil (spanish version)

13 episodes

Héctor Cantolla

Dr. Vic Frankenstein (spanish version)

13 episodes

Bill Kopp

Director

13 episodes

Steven Spielberg

Producer

13 episodes