Sir George Bradley
Inspector Flynn
Wilkes
Mr. Fairbrain
Le commandant allemand
Brian Horner
Walter's Father
Mercalli
Hotel Manager
Bagni
J.K. Deline, Produttore
American Tourist
Don Vincenzo Coppola
Chairman of the Board
UN Speaker
Boegli
Caspetti
Conrad, the Council President
Guest of Margherita's Parents (uncredited)
Colonnello Vittorio Bisceglie
Bank Executive (uncredited)
Dr. Eric Stainer
Pathe Journalist
Automobilista
The Senator (uncredited)
il sindaco di Kellemborg
sig. Duchamp
capo della polizia di New York
il direttore del giornale
Chief Bowles
Man Who Returns Invitation Cards
Police Chief Bertolucci
S.S. Colonel Jurgens
Mr. Hammelfarm
Harker
procuratore Vesce
Texan (as Geoffrey Coppleston)
Confederation Commissioner (as Geoffrey Coplestone)
Boss Tedesco
uomo russo (uncredited)
Traveller in restaurant (uncredited)
Alec Quinter (uncredited)
Chief of Police (uncredited)
Head of Secret Service
Kurt
American High-Ranking Officer (uncredited)
Archibald Gold
District Attorney
mercante
Night Club Manager
Henry Winterbottom
Mr. Winterbottom