Gerrit Graham

Self

Self

The Hitchhiker (as Bud T. Chud)

Mr. H.

Himself

Roger Bender

Charles Benjamin

Oliver Most

Warren Whitcomb

(voice) (archive footage)

Bloom

Mr. Vogel

Satan

General Blackout (voice)

Trooper (voice)

Melvin (voice)

Bill Cowens

Arthur

Male Diner (uncredited)

Mark McKenna Sr.

Quinn

Guardian (voice)

Milo (voice)

Lipsky

Lipsky

Dr. Sam Helburn

Franklin Sherman (voice)

Lord Kiro