Peter Lorre
Janos 'Johnny' Szabo
Evelyn Keyes
Helen Williams
Don Beddoe
Lt. James 'Jim' O'Hara
George E. Stone
Dinky
John Tyrrell
Watts
Cy Schindell
Benson
Stanley Brown
Harry
James Seay
Jeff Jeffries
Warren Ashe
Johnson, Reporter
Charles C. Wilson
Chief O'Brien
George McKay
Terry Finnegan
Ernie Adams
Hotel Guest (uncredited)
Sam Ash
Mike Cary - Pilot (uncredited)
Al Bridge
Flop House Manager (uncredited)
Mary Currier
Burn Treatment Nurse (uncredited)
John Dilson
Man at Dock Asking for a Light (uncredited)
Sarah Edwards
Mrs. Perkins (uncredited)
Eddie Foster
Street Passerby Lighting Cigarette (uncredited)
Joel Friedkin
Charlie Perkins (uncredited)
Jack Gardner
Man Calling in Fire (uncredited)
Chuck Hamilton
Gas Station Attendant (uncredited)
Al Hill
Man Cooking in his Room (uncredited)
Walter Merrill
Joe (uncredited)
David Oliver
Ship's Steward (uncredited)
Ralph Peters
Hotel Cook (uncredited)
Lee Phelps
Detective at Cary's Office (uncredited)
Frank Reicher
Dr. Ronald Cheever (uncredited)
Claire Rochelle
Young Shocked Nurse (uncredited)
Lee Shumway
Police Officer 643 (uncredited)
Walter Soderling
Jonathan Harris - Watchmaker (uncredited)
Edwin Stanley
Dr. Alex Beckett (uncredited)
Harry Strang
Clerk Stimson (uncredited)
Ben Taggart
Burn Treatment Doctor (uncredited)
Franz Planer
Director of Photography
Robert Florey
Director
Paul Jarrico
Screenplay
Arthur Levinson
Story
Charles Nelson
Editor
Lionel Banks
Art Direction
Morris Stoloff
Music Director
Irving Briskin
Executive Producer
Wallace MacDonald
Producer
Ernie Parks
Makeup Artist
Allen Vincent
Screenplay
Thomas Edward O'Connell
Radio Play
Sidney Cutner
Original Music Composer
Milton Carter
Assistant Director
William Mull
Assistant Director
George Cooper
Sound Engineer
Paul Mantz
Stunts
Eugene Joseff
Other
Mischa Bakaleinikoff
Additional Music
Joseph Nussbaum
Additional Music
Ben Oakland
Additional Music
Karol Rathaus
Additional Music
Gregory Stone
Additional Music
Dimitri Tiomkin
Additional Music