Onder andere met: Gregory Peck (Keith Mallory), David Niven (Dusty Miller), Anthony Quinn (Andrea Stavros), Stanley Baker ('Butcher' Brown), Anthony Quayle (Roy Franklin), James Darren (Spyros Pappadimos), Irene Papas (Maria Pappadimos), Gia Scala (Anna), George Mikell (Hauptsturmführer Sessler), Walter Gotell (Oberleutnant Muesel), Bryan Forbes (Cohn), Allan Cuthbertson (Maj. Baker), Michael Trubshawe (Weaver), James Robertson Justice (Commodore Jensen), Richard Harris (Barnsby)