Tommy Trinder as Tommy Turk

James Mason as Ted Robbins

Philip Friend as Bob

Mervyn Johns as Sam

William Hartnell as Brookes

Finlay Currie as District Officer McFarlane

Philippa Hiatt as Nan

Meriel Forbes as Susie

Beatrice Varley as Ma Turk

Norman Pierce as Pa Robbins

Muriel George as Ma Robbins

Julian Vedey as Lou Freeman

Richard George as P.C. O'Brien

H Victor Weske as Peters

Leslie Harcourt as Barman

Lesley Brook as June

Frederick Culley as Vicar

Stanley Lathbury as Verger

Johnnie Schofield as Milkman

Leo Genn as Off-Screen Narrator (uncredited)

Andreas Malandrinos as Mr. Vanetti (uncredited)

Frederick Piper as Police Sergeant (uncredited)

Charles Victor as Bill - Dunkirk Survivor (uncredited)

Ralph Michael as Dunkirk Survivor (uncredited)

John Salew as Landlord (uncredited)

Ben Williams as Head of the Rescue Squad (uncredited)

Stanley Escane as Choirboy (uncredited)

Peter Noble as Auxiliary Fireman (uncredited)

Grace Arnold as Canteen Lady (uncredited)