Morgan Conway
Role: Dick Tracy
Anne Jeffreys
Role: Tess Trueheart / Blythe Belmonte
Lyle Latell
Role: Pat Patton
Rita Corday
Role: Mona Clyde, Sparkle's Secretary
Ian Keith
Role: Vitamin Flintheart
Dick Wessel
Role: Harry 'Cueball' Lake
Douglas Walton
Role: Percival Priceless, Antique Store Owner
Esther Howard
Role: Filthy Flora, Dripping Dagger Proprietor
Joseph Crehan
Role: Chief Brandon
Byron Foulger
Role: Simon Little, Sparkle's Diamond Cutter
Jimmy Clemons Jr.
Role: Butch
Milton Parsons
Role: Higby
Skelton Knaggs
Role: Rudolph
Trevor Bardette
Role: Abbott
Harry Cheshire
Role: Jules Sparkle
Fred Aldrich
Role: Ship Officer (uncredited)
George Barrows
Role: Crewman (uncredited)
Eddie Borden
Role: Drunk (uncredited)
Robert Bray
Role: Steve (uncredited)
Jack Cheatham
Role: Cop (uncredited)
Harry Cheshire
Role: Jules Sparkle (uncredited)
Ralph Dunn
Role: Policeman (uncredited)
Lee Frederick
Role: Purser (uncredited)
Raoul Freeman
Role: Policeman (uncredited)
Dorothy Granger
Role: Leeds (uncredited)
Kit Guard
Role: Bar Customer (uncredited)
Perc Launders
Role: Telephone Operator (uncredited)
Robert Milasch
Role: Bar Customer (uncredited)
Frank Mills
Role: Drunk (uncredited)
Mike Morelli
Role: Bar Customer (uncredited)
William Newell
Role: Piano Player (uncredited)
Jason Robards Sr.
Role: Captain (uncredited)
Max Wagner
Role: Bartender (uncredited)
Bill Wallace
Role: Doorman (uncredited)
Phil Warren
Role: Dr. Martin (uncredited)