Top cast
Harry Andrews
Senior Civil Servant
Michael Caine
Squadron Leader Canfield
Trevor Howard
Air Vice Marshal Keith Park
Curd Jürgens
Baron von Richter
Ian McShane
Sgt. Pilot Andy
Kenneth More
Group Capt. Baker
Laurence Olivier
Air Chief Marshal Sir Hugh Dowding
Nigel Patrick
Group Capt. Hope
Christopher Plummer
Squadron Leader Colin Harvey
Michael Redgrave
Air Vice Marshal Evill
Ralph Richardson
Sir David Kelly - British Minister to Switzerland
Robert Shaw
Squadron Leader Skipper
