Senior Civil Servant   Harry Andrews
Squadron Leader Canfield   Michael Caine
Air Vice Marshal Keith Park   Trevor Howard
Baron von Richter   Curd Jürgens
Sgt. Pilot Andy   Ian McShane
Group Capt. Baker   Kenneth More
Air Chief Marshal Sir Hugh Dowding   Laurence Olivier
Group Capt. Hope   Nigel Patrick
Squadron Leader Colin Harvey   Christopher Plummer
Air Vice Marshal Evill   Michael Redgrave
Sir David Kelly - British Minister to Switzerland   Ralph Richardson
Squadron Leader Skipper   Robert Shaw
Air Vice Marshal Trafford Leigh-Mallory   Patrick Wymark
Section Officer Maggie Harvey   Susannah York
Warrant Officer Warwick   Michael Bates
Wing Cmdr. Willoughby   Robert Flemyng
Mrs. Andy   Isla Blair
Squadron Leader Edwards   Barry Foster
Farmer   John Baskcomb
Pilot Officer Archie   Edward Fox
Willoughby's Assistant Controller   Tom Chatto
Squadron Leader Evans   W.G. Foxley
Jamie   James Cosmo
Sgt. Pilot Chris   David Griffin
Senior Air Staff Officer   Jack Gwillim
French NCO   André Maranne
Peter   Myles Hoyle
Minister   Anthony Nicholls
Flight Sgt. Arthur   Duncan Lamont
Simon   Nicholas Pennell
Skipper's Wife   Sarah Lawson

Regie    Guy Hamilton
Buch    Derek Dempster
Derek Wood
Drehbuch    James Kennaway
Wilfred Greatorex
Kamera    Freddie Young
Schnitt    Bert Bates
Musik    Ron Goodwin