Nigel Patrick

Chief Insp. John Edward Johnnoe

Katherine Woodville

Mary Johnnoe

Colin Blakely

Charlie Ruskin

Derren Nesbitt

Bertie Hoyle

Harry Andrews

Supt. Alec Bestwick

Roy Kinnear

Shorty

Margaret Whiting

Maisie Barton

John Cowley

Jim Ruskin

Allan Cuthbertson

Smythe

Frank Finlay

Leon Sale

Michael Coles

Ben

Ronald Hines

Geoff Lewis

Peter Prowse

Mick Lonergan

George Sewell

Fred Hill

Kenneth J. Warren

Lou Waites

Brian Wilde

Lipson

Peter Bowles

Peter The Pole (uncredited)

Donal Donnelly

Tommy The Trotter (uncredited)

Harry Landis

Hicks (uncredited)

Bernard Goldman

Hymie (uncredited)

Fred Haggerty

Hoyle's Henchman (uncredited)

Peter Brace

Ruskin's Henchman (uncredited)

George Hilsdon

Ruskin's Henchman (uncredited)

Faye Craig

Black Woman (uncredited)

Geoffrey Dunn

Man with Camera (uncredited)

Garfield Morgan

Police Inspector (uncredited)

Geoffrey Denton

Police Inspector (uncredited)

Patrick Jordan

Police Inspector (uncredited)

Ray Smith

Police Sergeant (uncredited)

Donald Tandy

Police Sergeant (uncredited)

Martin Wyldeck

Police Officer (uncredited)

William Baskiville

Police Officer (uncredited)

Arthur Howell

Police Officer (uncredited)

Alan Meacham

Police Officer (uncredited)

Colin McKenzie

Detective (uncredited)

Joe Wadham

Police Driver (uncredited)

David Weston

Young Constable (uncredited)

Michael Segal

Customer at Club (uncredited)

Roy Godfrey

Barman (uncredited)

Peter Evans

Pub customer (uncredited)