David Niven

Lieutenant Jim Perry

Stanley Holloway

Pvt. Ted Brewer

James Donald

Pvt. Evans Lloyd

John Laurie

Pvt. Luke

Leslie Dwyer

Pvt. Sid Beck

Hugh Burden

Pvt. Bill Parsons

Raymond Huntley

Pvt. Herbert Davenport

Jimmy Hanley

Pvt. Geoffrey Stainer

William Hartnell

Sgt. Ned Fletcher

Reginald Tate

The Training Company Commanding Officer

Leo Genn

Captain Edwards

John Ruddock

Old Chelsea Soldier

Renée Asherson

Marjorie Gillingham

Raymond Lovell

Mr. Jackson

Jack Watling

Sgt. Buster

Peter Ustinov

Rispoli

Penelope Dudley-Ward

Mrs. Perry

Esma Cannon

Mrs. Ted Brewer

Grace Arnold

Mrs. Ned Fletcher

Tessie O'Shea

Herself

Trevor Howard

Officer on Ship (uncredited)

George Merritt

Sergeant Major (uncredited)

Tracy Reed

Perry's Daughter (uncredited)

A.E. Matthews

Colonel Walmsley

John Boxer

Soldier in Pub Talking to the Chelsea Pensioners (uncredited)

David Hutcheson

Garage Customer in Car (uncredited)

John Salew

Sam - Friend of Pvt. Lloyd in Pub Scene (uncredited)

Johnnie Schofield

Lewis Gun Instructor (uncredited)

Ben Williams

Pessimistic Man Talking to the Chelsea Pensioners (uncredited)