James Blendick

as Gonzalo

as Galactus (voice)

as Narrator (voice) (1 episode)

as Galactus (voice) (6 episodes)

as Ron Gilmore

as Seawright

as McMartin

as Apocalypse (voice) (1 episode)

as Duke of Ephesus

as Sir Toby Belch

as Colonel Stacy (1 episode)

as Gunseller

as Kenneth Knight

as Mack Fisher

as Sheriff Jackson "Pug" McKifer

as 1st Scientist

as Irv

as Pete

as Phil Brean (1 episode)