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

Patrick Wymark

Air Vice Marshal Trafford Leigh-Mallory

Susannah York

Section Officer Maggie Harvey

Michael Bates

Warrant Officer Warwick

Robert Flemyng

Wing Cmdr. Willoughby

Isla Blair

Mrs. Andy

Barry Foster

Sqd. Leader Edwards

Edward Fox

Pilot Officer Archie

W.G. Foxley

Squadron Leader Evans

James Cosmo

Jamie

Jack Gwillim

Senior Air Staff Officer

André Maranne

French NCO

Anthony Nicholls

Minister

Duncan Lamont

Flight Sgt. Arthur

Sarah Lawson

Skipper's Wife

Jean Wladon

Jean Jacques

Wilfried von Aacken

Gen. Osterkamp

Nikki Van der Zyl

Dubbing (voice)

Paul Angelis

Albert (uncredited)

Massimo Ciprari

German Soldier (uncredited)

Günter Clemens

Pilot - Falke's Crew (uncredited)

John Comer

Policeman (uncredited)

Basil Dignam

Tactical Records Officer (uncredited)

Meriel Forbes

Undetermined Role (uncredited)

Gareth Forwood

Alistair (uncredited)

Brian Grellis

RAF Cpl. Ernie (uncredited)

Paul Hansard

Karl (uncredited)

Pat Heywood

WRAF Cpl. Seymour (uncredited)

Maureen Lipman

Radar Operator (uncredited)

Reg Lye

Workman (uncredited)

David McKail

Lac Arnold (uncredited)

George Merritt

Civilian (uncredited)

Hilary Minster

Pilot - Falke's Crew (uncredited)

Ingo Mogendorf

Pilot - Falke's Crew (uncredited)

Richard Morant

Replacement Pilot - Red Section 'Red 2' (uncredited)

Hugo Panczak

Pilot - Falke's Crew (uncredited)

George Roubicek

Sergeant Pilot - Falke's Crew (uncredited)

John Savident

RAF Officer (uncredited)

Nick Tate

RAF Pilot (uncredited)

Michael Trubshawe

Air Observer (uncredited)

Alan Tucker

Charlie (uncredited)

David Webb

RAF Officer (uncredited)

Alister Williamson

Air Raid Warden (uncredited)