Space Ghost (voice)

Gary Owens

Jan (voice)

Ginny Tyler

Jace (voice)

Tim Matheson

Blip / Zorak (voice)

Don Messick

Brak / Lokar (voice)

Keye Luke

Metallus / Tansut (voice)

Ted Cassidy

Moltar (voice)

Regis Cordic

Creature King (voice)

Vic Perrin

Dino Boy (voice)

John David Carson

Ugh (voice)

Mike Road