Blackmail

Edward G. Robinson John R. Ingram

Ruth Hussey Helen Ingram

Gene Lockhart William 'Bill' Ramey

Bobs Watson Hank Ingram

Guinn 'Big Boy' Williams Moose McCarthy

John Wray Convict Diggs

Arthur Hohl Rawlins

Esther Dale Sarah

Trevor Bardette Southern Deputy (uncredited)

Willie Best Bunny - the Janitor (uncredited)

Stanley Blystone Oil Worker (uncredited)

Wade Boteler Police Sergeant (uncredited)

Ed Brady Prisoner Worrying About Dick Tracy (uncredited)

Everett Brown Black Prisoner (uncredited)

Eddy Chandler Prisoner Boss Brown (uncredited)

George Cooper Released Prisoner Hawley (uncredited)

Joseph Crehan Mr. Blaine (uncredited)

Jack Daley Policeman (uncredited)

Frank Darien Ramey's Oil-Well Watchman (uncredited)

Hal K. Dawson Hotel Desk Clerk (uncredited)