Tony Britton

Simon Scott

Sylvia Syms

Jean Scott

Jack Watling

Bill Thompson

Walter Fitzgerald

Sir John Dell

Geoffrey Keen

Colonel Wilson

Howard Marion-Crawford

George Bates

John Welsh

Chief Customs Officer

Ian Bannen

Junior Customs Officer

Lockwood West

Mr. Barraclough

Harry Fowler

Charlie

Frederick Piper

Careers Officer

Cyril Luckham

Magistrate

Thorley Walters

Photographer

Ernest Clark

Barrister

Fanny Rowe

Secretary

Malcolm Keen

Bristow

Arnold Bell

Green (uncredited)

Victor Brooks

2nd Reception Officer (uncredited)

Laidman Browne

Dawson (uncredited)

Jeremy Burnham

Dudley (uncredited)

Gay Cameron

Ruth (uncredited)

Glyn Houston

Police Officer in Court (uncredited)

David Hutcheson

Ex-R.A.F. Type (uncredited)

Barry Keegan

Junior Reception Officer (uncredited)

Howard Lang

Cellblock Officer (uncredited)

Richard Leech

Hawkins (uncredited)

Michael Lewin

Bit Part (uncredited)

Ralph Michael

Crowther (uncredited)

James Raglan

Prison Governor (uncredited)

Anthony Sagar

1st Reception Officer (uncredited)