as Klaatu, alias Mr. Carpenter
as Dr. Odo Warnoff
as Lord John Roxton
as Gang Member (uncredited)
as Narrator (voice) (uncredited)
as Inspector
as (archive footage)
as Kit Locksby
as Dr. Paul Manning
as Peter
as Bernadotte
as Garth A7
as Hilary Carson
as Lt. Richard Saville
