Liam Redmond (38)

Cmdr. Robert Brennan

André Morell (42)

Supt. Folland

Kenneth Griffith (30)

Jimmy Ellis

Anthony Bushell (47)

Maj. Elliott

Mary Morris (35)

Anna Braun

Joan Hickson (45)

Mrs. Ellis

Anthony Nicholls (49)

Grant Mansfield

Geoffrey Keen (35)

Morgan Williams

John Bailey (39)

Stringer

Patric Doonan (26)

George Ellis

Dora Bryan (28)

Mrs. Bowers

Stuart Lindsell

Commissioner

John Harvey (40)

Scotland Yard Man

Charles Lloyd Pack (49)

Percy Ward

Laurence Naismith (42)

Reginald Gordon-Wells

Jack McNaughton (45)

Benson - Scotland Yard man

Julian Amyes (34)

Slater

Alfie Bass (30)

Albert Brewer (uncredited)

Hélène Burls

Mrs Skinner (uncredited)

Basil Cunard (48)

Pier Superintendant (uncredited)

Harry Fowler (24)

Street photographer (uncredited)

Everley Gregg (48)

Mrs Finch-Harvey - Music Club member (uncredited)

George Hilsdon (44)

Detective (uncredited)

Glyn Houston (26)

Railway shunter (uncredited)

Douglas Ives

Mr Mathews - Union Rep (uncredited)

Moultrie Kelsall (50)

Ship's Captain (uncredited)

Sam Kydd (34)

Sam - Printer (uncredited)

Victor Maddern (25)

Anarchist (uncredited)

Julien Mitchell

Mr Philips - Union Rep (uncredited)

Julian Somers (48)

Scottish Police Sergeant (uncredited)