Dana Gladstone

as Dr. Landon Prince / Gregor

as Francesco

as Dave Collins

as Trepanation Expert

as Walter Kurtz

as Col. Paul Lawrence

as Detective Snyder

as Producer

as Street Agitator

as Martin Hyatt

as Albert Freed

as Grant

as Chambliss

as Police Detective Lt. Shore

as William Hollister

as Arthur Frane

as Colonel Ferris

as Sid

as Dr. Bradford

as Erich Von Stroheim

as Dist. Atty. Steve Crowley

as Capt. DeLillo

as Officer Albert Zass

as Dr. Solomon Sigourney

as Sgt. Paul Perkowski

as Napoleon

as Mr. Althrop