"After a young woman is coerced into prostitution and her brother framed for murder by an organized crime syndicate, retribution in the form of an ape visits the mobsters."
Ellen Drew
as Susan Webster
Robert Paige
as Larry Reed
Paul Lukas
as W. S. Bruhl
Joseph Calleia
as Deacon
Onslow Stevens
as J. Stanley McMasters
George Zucco
as Dr. Parry
Rod Cameron
as Sam Daniels
Phillip Terry
as Scot Webster
Marc Lawrence
as Sleeper
Gerald Mohr
as Munn
Bud Jamison
as Jim - Monarch Hotel Doorman
Tom Dugan
as Captain Alton
Willard Robertson
as Lieutenant Strickland
Minor Watson
as Judge Pulver
George Meader
as Dr. Knight
Cliff Edwards
as Leon Beecher 'Tips' Stokes
Emory Parnell
as Policeman in Alley
Knox Manning
as Announcer
Lowden Adams
as Juryman (uncredited)
Eric Alden
as Bailiff (uncredited)
Sidney Algier
Sergei Arabeloff
Bobby Barber
George Barton
Abner Biberman
as Gregory - Perry’s Aide (uncredited)
Edward Biby
as Spectator at Murder Scene (uncredited)
John Bleifer
as Janitor / Wedding Witness (uncredited)
Sammy Blum
as Popcorn Vendor (uncredited)
Harry C. Bradley
as Rev. Russell (uncredited)
Morgan Brown
as Courtroom Spectator (uncredited)
Jack Chapin
as Court Stenographer (uncredited)
Bill Caldwell
as Jury Member (uncredited)
Gene Delmont
John Dilson
as Employment Agency Clerk (uncredited)
Florence Dudley
as Madame (uncredited)
Emma Dunn
as Aunt Della (uncredited)
Fern Emmett
as Woman Social Organizer (uncredited)
Estelle Etterre
as Reporter (uncredited)
Matty Fain
as Wade Stanton (uncredited)
Margaret Farrell
Virginia Gaylord
Myron Geiger
as Attendant (uncredited)
Charles Gemora
as The Gorilla
Ruth Gillette
as Wedding Witness (uncredited)
Robert Haines
as Parishioner (uncredited)
Sam Harris
Jayne Hazard
as Party Girl (uncredited)
Isabel Heger
as Spectator (uncredited)
Richard Allen
Stuart Anthony
Screenplay
Stuart Heisler
Director
Story
Jack Moss
Producer
Victor Milner
Director of Photography
Haldane Douglas
Art Direction
Hans Dreier
Everett Douglas
Editor
Gerard Carbonara
Original Music Composer
Harry D. Mills
Sound Recordist
John Leipold
Music
Sigmund Krumgold
Music Director
Adolph Zukor
Presenter
Stunts
John Cope
John Indrisano
Don House
Cy Schindell
Stanley Goldsmith
Assistant Director