Richard Todd as Lieutenant Colonel David Baird

Bernard Lee as Lieutenant Colonel Huxley

Michael Wilding as Major Charles Marquand

Peter Arne as Capitano Benucci

Richard Attenborough as Capt. 'Bunter' Phillips

Andrew Faulds as Lt. Comdr. 'Dopey' Gibbon, R.N.

Donald Houston as Capt. Roger Byfold

William Franklyn as Capt. Tony Long

Vincent Ball as Capt. Pat Foster

Peter Jones as Capt. Alfred Piker

Ronnie Stevens as Lt. Meynell, 'The Sewer Rat'

Terence Alexander as Lt. Gibbs

Steve Norbert as Lt. Pierre Dessin

Cyril Shaps as Lt. Cyriakos Coutoules

Eric Lander as Lt. Tim O'Brien

John Dearth as Lt. Robson

Robert Bruce as 'Doc' Simmonds, R.A.M.C.

Harold Siddons as Capt. 'Tag' Burchnall

Ian Whittaker as 2nd. Lt. Betts-Hanger

David Williams as Lt. Parsons

David Graham as Lt. Moxhay

Howard Williams as Lt. Bush

Dino Galvani as Commandante Arletti

John Adams as German Officer (uncredited)

Victor Baring as Lt Paoli (uncredited)

Paul Beradi as Hut Commander (uncredited)

Ernest Blyth as Hut Commander (uncredited)

Peter Brace as POW (uncredited)

Michael Caine as Prisoner with Pin-Up (uncredited)

John Corrie as POW (uncredited)

Dan Cressey as Italian Guard (uncredited)

Richard Duke as POW (uncredited)

Max Faulkner as POW in Hamlet (uncredited)

Otto Friese as POW (uncredited)

Robert Gregory as Hut Commander (uncredited)

Gerry Judge as POW (uncredited)

John Leyton as POW (uncredited)

Alf Mangan as Italian Guard (uncredited)

Jim McManus as POW (uncredited)

Pat Meehan as German Officer (uncredited)

Patrick Mynhardt as POW in Hamlet (uncredited)

Geremy Phillips as Italian Guard (uncredited)

Pat Ryan as POW (uncredited)

Harold Sanderson as POW (uncredited)

Guy Standeven as POW (uncredited)

Emile Stemmler as POW (uncredited)

Phillip Stewart as POW (uncredited)

Reg Thomason as POW (uncredited)

Hedger Wallace as POW in Hamlet (uncredited)

Ron Whitwell as POW (uncredited)