George More O'Ferrall Director Jack Hawkins Group Captain `Tiger' Small Actor Michael Denison Squadron Leader Peter Moon Actor Dulcie Gray Nadine Clinton Actor John Gregson Pilot Officer `Septic' Baird Actor Andrew Osborn Squadron Leader Bill Ponsford Actor Cyril Raymond Squadron Leader Barry Clinton Actor Ronald Adam Group Controller Actor Veronica Hurst Betty Carfax Actor Derek N. Twist Screenwriter, Producer John W. Gossage Producer Christopher Challis Cinematographer Daniel Birt Film Editing