Gruesome
Boris Karloff
Dick Tracy
Ralph Byrd
Dr. A. Tomic
Milton Parsons
Waiter at Hangman's Knot (uncredited)
Ernie Adams
Sneezing Bank Customer (uncredited)
Phil Arnold
Bar Patron (uncredited)
Walter Bacon
City Hospital Driver (uncredited)
Lex Barker
Bank Customer (uncredited)
Eddie Borden
Sergeant (uncredited)
Robert Bray
Fred (Police Analyst) (uncredited)
Robert Clarke
Stone (Bank Teller) (uncredited)
George Cooper
Blonde Bank Customer (uncredited)
Suzi Crandall
Tess Trueheart
Anne Gwynne
Pop (uncredited)
William Gould
Luke (Police Stooge) (uncredited)
Ben Hall
Humphrey (Bank Guard) (uncredited)
Harry Harvey
Dr. Frankey (uncredited)
Tom Keene
Owner of the Hangman's Knot (uncredited)
George Lloyd
Doctor (uncredited)
Robert Malcolm
Officer Carney (uncredited)
Sean McClory
Police Driver in Montage (uncredited)
Lew Meehan
Police Sgt. in Montage (uncredited)
Bruce Mitchell
Detective (uncredited)
Lee Phelps
Dr. L.E. Thal
Edward Ashley
Insolvent Borrower (uncredited)
Lorin Raker
Crandall (uncredited)
Bert Roach
Bank Officer (uncredited)
Jason Robards Sr.
Tim (uncredited)
Harry Strang
Policeman (uncredited)
Tex Swan
Dr. I.M. "Irma" Learned
June Clayworth
Pat Patton
Lyle Latell
Melody
Tony Barrett
X-Ray
Skelton Knaggs
Dan Sterne
James Nolan
Chief Brandon
Joseph Crehan
Art Direction
Albert S. D'Agostino
Screenplay
Robertson White
Story
Robert E. Kent
Eric Taylor
Director
John Rawlins
Producer
Herman Schlom
Original Music Composer
Paul Sawtell
William Graffis
Characters
Chester Gould
Director of Photography
Frank Redman
Editor
Elmo Williams
Assistant Director
James Lane
Set Decoration
James Altwies
Darrell Silvera
Walter E. Keller
Makeup Supervisor
Gordon Bau
Sound
Terry Kellum
Jean L. Speak
Special Effects
Russell A. Cully