Cedric Hardwicke

as Richard Cobb

Vincent Price

as Geoffrey Radcliffe

Nan Grey

as Helen Manson

John Sutton

as Dr. Frank Griffin

Cecil Kellaway

as Inspector Sampson

Alan Napier

as Willie Spears

Forrester Harvey

as Ben Jenkins

Ernie Adams

as Minor Role (uncredited)

Jimmy Aubrey

as Plainclothesman (uncredited)

Walter Bacon

as Fight Spectator (uncredited)

Billy Bevan

as Jim (uncredited)

Clara Blore

as Woman (uncredited)

Stanley Blystone

as Minor Role (uncredited)

Matthew Boulton

as Policeman (uncredited)

Ed Brady

as Policeman (uncredited)

Chet Brandenburg

as Miner at Colliery (uncredited)

Louise Brien

as Griffin's Secretary (uncredited)

Charles Brokaw

as Minor Role (uncredited)

Jean Brooks

as Minor Role (uncredited)

Tom Coleman

as Miner at Colliery (uncredited)

Frank Coletti

as Minor Role (uncredited)

Harry Cording

as Miner (uncredited)

Paul England

as Detective (uncredited)

Rex Evans

as Constable Briggs (uncredited)

Mary Field

as Passerby at Willie's House (uncredited)

Edward Fielding

as Prison Governor (uncredited)

Raoul Freeman

as Detective (uncredited)

Mary Gordon

as Cookie (uncredited)

Sidney Grayler

as Minor Role (uncredited)

Kit Guard

as Miner at Colliery (uncredited)

Frank Hagney

as Bill (uncredited)

Bobby Hale

as Miner at Colliery (uncredited)

Barry Hays

as Minor Role (uncredited)

Frank Hill

as Policeman (uncredited)

Leyland Hodgson

as Chauffeur (uncredited)

Hugh Huntley

as Secretary (uncredited)

George Hyde

as Miner at Radcliffe Colliery (uncredited)

Ellis Irving

as Miner at Radcliffe Colliery (uncredited)

Boyd Irwin

as Minor Role (uncredited)

Dick Johnstone

as Miner at Colliery (uncredited)

Colin Kenny

as Plainclothesman (uncredited)

George Kirby

as Miner at Radcliffe Colliery (uncredited)

Bruce Lester

as Chaplain (uncredited)

George Lloyd

as Miner at Radcliffe Colliery (uncredited)

Jack Low

as Miner at Colliery (uncredited)

Edmund MacDonald

as Miner at Radcliffe Colliery (uncredited)

William Newell

as Minor Role (uncredited)

Frank O'Connor

as Constable at Coal Train (uncredited)

Alexander Pollard

as Footman (uncredited)

Frances Robinson

as Clinic Nurse (uncredited)

Robert Robinson

as Miner at Colliery (uncredited)

Ivan F. Simpson

as Mr. Cotton (uncredited)

Harry Stubbs

as Constable Tewsbury (uncredited)

Denis Tankard

as Miner at Radcliffe Colliery (uncredited)

Cyril Thornton

as Policeman (uncredited)

David Thursby

as Bob (uncredited)

Crane Whitley

as Minor Role (uncredited)

Eric Wilton

as Fingerprint Expert (uncredited)