as Moore
as Dignitary
as Simmons
as Prof. Ulbrecht Olinger
as Dr. Borg
as Capt. Arwin
as Mr. Brown (uncredited)
as Company Lawyer (uncredited)
as E. Lansing Ray - Editor, St. Louis Globe Democrat (uncredited)
as Mr. Lansing
as Count Molda / Joseph Stalin
as Stage Performer
as George
as Maigret
as Dr. Howard Culver
as Mr. Forbes (uncredited)
as Orson Stillman Mayor
as Jess Parkinson
as Charles Sabin
as Thomas Bellairs
as Joe Klein
as The Doctor
as Harold Jensen
as Matt Hays
as Archie
as The Mailman
as Ship Passenger
as Hunter
as Saucer Man
as Cavanaugh