The Secret Witness (1931)

Director: Thornton Freeland

A wealthy, cheating husband is found murdered in his penthouse apartment. The police soon arrest a suspect, but the victim's downstairs neighbor believes the man is innocent and sets out to prove who really committed the murder.

Cast

Una Merkel

Lois Martin

Purnell Pratt

Capt. McGowan

Zasu Pitts

Bella

Clarence Muse

Jeff - Building Janitor

Paul Hurst

Officer Brannigan

Ralf Harolde

Lewis Leroy

William Collier Jr.

Arthur Jones aka Casey

Nat Pendleton

Gunner - Bodyguard

Rita La Roy

Sylvia Folsom

Hooper Atchley

Herbert 'Bert' Folsom