James Mason (Cmdr. Max Easton)George Sanders (Sir Charles Holland)Vera Miles (Virginia Killain)Oliver Johnston (Minister)Robert Flemyng (Cmdr. John Larkin)William Kendall (Tom)Duncan Lamont (1st Special Branch man Gregson)Harry Andrews (Capt. Graham)Peter Barkworth (Sub Lt. Brown)Rachel Gurney (Clara Holland)Martin Stephens (John Holland)Waveney Lee (Marcia Holland)Charles Carson (Robert Holland)Junia Crawford (Susan)Henry B. Longhurst (Club Member)Roger Maxwell (Club Member)Gerald Case (Club Member)Donald Bisset (Club Member)
Royal Navy Commander Max Easton fakes his defection to the Soviets in order to sue the slandering newspapers for the money he needs to woo a fancy American woman.