Onder andere met: Anton Diffring (Captain Richard Howell), Carl Parker (Lt. George Morris), Pamela Tudor (Marjorie Howell), Ugo Adinolfi (Sgt. Lucchesi), Renato Romano (Sgt. Atwell (as Rudi Roman)), Walter Maestosi , Giuseppe Castellano (Cooper), Vittorio Richelmy , Edoardo Toniolo , Mico Cundari , Aldo Bonamano , Luciano Catenacci (as Luciano Lorcas), John Bartha (Colonel Braddock), Tom Felleghy , Isabella Biancini (as Thea Fleming)