The Secret Witness (1931)

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.

IMDb rating	5.8
Producers	Famous Attractions
Original title	The Secret Witness
Directors	Thornton Freeland
Writers	Sam Spewack

Cast

Una Merkel

as Lois Martin

Purnell Pratt

as Capt. McGowan

Zasu Pitts

as Bella

Clarence Muse

as Jeff - Building Janitor

Paul Hurst

as Officer Brannigan

Ralf Harolde

as Lewis Leroy

William Collier Jr.

as Arthur Jones aka Casey

Nat Pendleton

as Gunner - Bodyguard

Rita La Roy

as Sylvia Folsom

Hooper Atchley

as Herbert 'Bert' Folsom

James Durkin

as Detective

Mike Donlin

as Mike - Speakeasy Proprietor

June Clyde

as Tess Jones

Clyde Cook

as Larson - Building Engineer

Greta Granstedt

as Gunner's Woman Friend

Henry Hall

as Police Commissioner Martin

Maston Williams

as Contact Detective

Billy Bletcher

as Radio Announcer's Voice