Steve Franken

as Cardinal Colbert

as Percy

as Self (archive footage)

as Medical Examiner

as Bud (voice)

as Stuart Elliott

as Baker

as Mr. Janus (voice) (1 episode)

as General Socka

as Administrator

as Pastor

as Jeffries

as Teacher (1 episode)

as Jerry

as Vasili (1 episode)

as Sam Davis

as Professor Eugene Atwater (voice) (2 episodes)

as President Generic (voice) (1 episode)

as Hank Travis (1 episode)

as Professor Graves

as Mr. Birdwell

as Rundle (voice) (1 episode)

as Dan Greenspan

as Dr. J (1 episode)