Liam Redmond

Cmdr. Robert Brennan

André Morell

Supt. Folland

Kenneth Griffith

Jimmy Ellis

Anthony Bushell

Maj. Elliott

Mary Morris

Anna Braun

Joan Hickson

Mrs. Ellis

Anthony Nicholls

Grant Mansfield

Geoffrey Keen

Morgan Williams

John Bailey

Stringer

Patric Doonan

George Ellis

Dora Bryan

Mrs. Bowers

John Harvey

Scotland Yard Man

Charles Lloyd Pack

Percy Ward

Laurence Naismith

Reginald Gordon-Wells

Jack McNaughton

Benson - Scotland Yard man

Julian Amyes

Slater

Alfie Bass

Albert Brewer (uncredited)

Harry Fowler

Street photographer (uncredited)

Everley Gregg

Mrs Finch-Harvey - Music Club member (uncredited)

Glyn Houston

Railway shunter (uncredited)

Douglas Ives

Mr Mathews - Union Rep (uncredited)

Moultrie Kelsall

Ship's Captain (uncredited)

Sam Kydd

Sam - Printer (uncredited)

Victor Maddern

Anarchist (uncredited)

Julien Mitchell

Mr Philips - Union Rep (uncredited)

Julian Somers

Scottish Police Sergeant (uncredited)

Marianne Stone

Alfie's Mother (uncredited)

Lockwood West

Home Secretary (uncredited)

Bruce Seton

(uncredited)

Howard Lang

Policeman Discovering Jimmy's Body (uncredited)

Jean Anderson

Woman in street (uncredited)

Peter Jones

Announcer at Music Club (uncredited)

Howard Lang

Policeman (uncredited)

Harry Locke

Andy - Telephone engineer (uncredited)

Richard Massingham

Music Society member (uncredited)

Dandy Nichols

Woman scrubbing porch step (uncredited)

Michael Ward

Music Club member (uncredited)

Ian Wilson

Glass collector (uncredited)