Michael Redgrave

Air Commodore Waltby

Dirk Bogarde

Flt Sgt Mackay

Jack Watling

Flying Officer Harding

Bonar Colleano

Sgt Kirby

Anthony Steel

Flying Officer Treherne

Nigel Patrick

Flt Sgt Slingsby

James Kenney

Cpl. Skinner

Sydney Tafler

Cpl. Robb

Griffith Jones

Group Capt. Todd

Guy Middleton

Squadron Leader Scott

Rachel Kempson

Mrs. Waltby

Joan Sims

Hilda Tebbitt

Anton Diffring

German Pilot

Nigel Green

Met Officer Howard

Michael Ripper

Botterhill

Ian Whittaker

A.C.2 Milliken

Paul Carpenter

Lt Patrick Boyle, Sea Otter Pilot

George Rose

Tebbitt

Glyn Houston

Knox

Victor Maddern

Gus Westover

Eddie Byrne

Petty Officer Porter

Jack Taylor

Robinson

Michael Balfour

Dray

Gudrun Ure

Kirby's Fiancee

Jack Lambert

Squadron Leader Craig

Moultrie Kelsall

Wing Commander Dixon

Graham Stark

Corporal (Uncredited)

Patrick Jordan

Flight Sergeant(uncredited)