Philip Bond

as Ganatus

as Dr. Wyatt

as Turnstile Operator

as Caspar

as Kenneth Ripwell

as Duncan Strong

as Headquarters PC (uncredited)

as Ganatus

as Nils (uncredited)

as Temperley

as Officer

as Tyrrel (voice)

as Sir Roderick Hives

as Ganatus (archive footage)

as Philip

as Piet van Wijt

as Albert Frazer

as Inspector Drew

as Keith Amery

as Ronnie

as Magistrate

as German Signals Sergeant

as Stephens

as George Melrose

as Peter Findon

as Eilert Løvborg

as Inspector

as Narrator

as David Veryan

as Theatrical Agent

as Tyrrel (voice)

as Narrator (voice)

as Arthur Norton

as Sir John Marraby