Michael Caine

Squadron Leader Canfield

Trevor Howard

Air Vice Marshal Keith Park

Harry Andrews

Senior Civil Servant

Curd Jürgens

Baron von Richter

Ian McShane

Sgt. Pilot Andy

Laurence Olivier

Air Chief Marshal Sir Hugh Dowding

Christopher Plummer

Squadron Leader Colin Harvey

Kenneth More

Group Capt. Baker

Nigel Patrick

Group Capt. Hope

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

Edward Fox

Pilot Officer Archie

W.G. Foxley

Squadron Leader Evans

Barry Foster

Sqd. Leader Edwards

James Cosmo

Jamie

Jack Gwillim

Senior Air Staff Officer

Wilfried von Aacken

Gen. Osterkamp

Jean Wladon

Jean Jacques

David Griffin

Sgt. Pilot Chris

Eric Dodson

RAF Officer

Sarah Lawson

Skipper's Wife

Isla Blair

Mrs. Andy

André Maranne

French NCO

Nikki Van der Zyl

Dubbing (voice)

John Comer

Policeman (uncredited)

Richard Morant

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

John Savident

RAF Officer (uncredited)

Nick Tate

RAF Pilot (uncredited)

David McKail

Lac Arnold (uncredited)

Paul Angelis

Albert (uncredited)