as Dr. Pryor (as Bob Cornthwaite)
as Dr. Flankon
as Dr. Shelby
as Dr. Arthur Carrington
as Tommy Preston, Wyoming Hotel Owner
as First Scientist
as FBI Agent
as Hernandez (uncredited)
as Mr. Reed
as Franz Loeffler
as Dr. Zoldeck
as Caiaphas
as Springer
as Lloyd Trent
as Pastor Dixon
as Arnold Hammer
as Harry Knight - Lindbergh Student (uncredited)
as Huddleston
as Studio Photo Archivist (uncredited)
as George - Hotel Clerk
as Young Man (uncredited)
as Professor Blount
as Emergency Room Orderly (uncredited)
as Dr. Ashburn
as Storekeeper
as Napoleon Bonaparte
as Harper
as Frank Cavanaugh
as Dr. Tighe
as Ben
as Mr. Hayes
as Dr. Alistair Craig
as Stefan (uncredited)
as Earl Cott
as Dr. Carrington
as Sen. Royce
as Simon the Zealot
as Dr. Lomas
as Gov. Renault
as Senator Tom Benton
as Self
as Dr. Bradville
as Frederick S. Fish
as Coroner
as Hives
as Mr. Somerset
as Reverend
as Mr. Bleeker
as Hanford
as Director
as Duval
as Herbert Dean
as Ronald Smith
as Machine (voice)
as Allan A. Dale
as Pickett
as Ted Warwick
as Dr. Hartfield
as Reverend Keith
