Earl C. Conrad
Richard Dix
Alice Walker
Gloria Stuart
The Whistler (Uncredited)
Otto Forrest
Flophouse Desk Clerk (Uncredited)
Byron Foulger
Tomley's Assistant (Uncredited)
Dick Gordon
Dock Watchman (Uncredited)
Robert Homans
Police Detective in Alley (Uncredited)
Jack Ingram
Charles 'Charlie' McNear (Uncredited)
Robert Emmett Keane
Gus, Bartender (Uncredited)
Cy Kendall
Bill Tomley (Uncredited)
George Lloyd
Detective at Dock (Uncredited)
Kermit Maynard
Pat O'Malley
The Killer
J. Carrol Naish
Man at Flophouse (Uncredited)
Walter Soderling
Charles Wagenheim
Antoinette 'Toni' Vigran (Uncredited)
Joan Woodbury
Bum (Uncredited)
John George
Willie Bloom
Detective in Alley (Uncredited)
Roy Brent
Bar Patron (Uncredited)
Russell Custer
Gorman
Alan Dinehart
The Bum in the Next Bed (Uncredited)
Trevor Bardette
The Deafmute (Uncredited)
William Benedict
Jennings, Butler (Uncredited)
Charles Coleman
Telephone Repairman (Uncredited)
Clancy Cooper
Lefty Vigran aka Gorss (Uncredited)
Don Costello
Cop at Car Accident (Uncredited)
Ralph Dunn
Stunts
Chuck Hamilton
Director
William Castle
Producer
Rudolph C. Flothow
Writer
Eric Taylor
Story
J. Donald Wilson
Director of Photography
James S. Brown Jr.
Editor
Jerome Thoms
Original Music Composer
René Garriguenc
Set Decoration
Sidney Clifford
Assistant Director
Richard Monroe
Lucien Moraweck
Art Direction
George Van Marter
Sound
Hugh McDowell Jr.
Wilbur Hatch