Morgan Conway

Dick Tracy

Anne Jeffreys

Tess Trueheart / Blythe Belmonte

Lyle Latell

Pat Patton

Rita Corday

Mona Clyde, Sparkle's Secretary

Ian Keith

Vitamin Flintheart

Dick Wessel

Harry 'Cueball' Lake

Douglas Walton

Percival Priceless, Antique Store Owner

Esther Howard

Filthy Flora, Dripping Dagger Proprietor

Joseph Crehan

Chief Brandon

Byron Foulger

Simon Little, Sparkle's Diamond Cutter

Jimmy Crane

Junior

Jimmy Clemons Jr.

Butch

Milton Parsons

Higby

Skelton Knaggs

Rudolph

Trevor Bardette

Abbott

Harry Cheshire

Jules Sparkle

Fred Aldrich

Ship Officer (uncredited)

George Barrows

Crewman (uncredited)

Eddie Borden

Drunk (uncredited)

Robert Bray

Steve (uncredited)

Jack Cheatham

Cop (uncredited)

Harry Cheshire

Jules Sparkle (uncredited)

Ralph Dunn

Policeman (uncredited)

Lee Frederick

Purser (uncredited)

Raoul Freeman

Policeman (uncredited)

Dorothy Granger

Leeds (uncredited)

Kit Guard

Bar Customer (uncredited)

Perc Launders

Telephone Operator (uncredited)

Robert Milasch

Bar Customer (uncredited)

Frank Mills

Drunk (uncredited)

Mike Morelli

Bar Customer (uncredited)

William Newell

Piano Player (uncredited)

Jason Robards Sr.

Captain (uncredited)

Max Wagner

Bartender (uncredited)

Bill Wallace

Doorman (uncredited)

Phil Warren

Dr. Martin (uncredited)