Morgan Conway

Dick Tracy

Anne Jeffreys

Tess Trueheart

Mike Mazurki

'Splitface'

Jane Greer

Judith Owens

Lyle Latell

Pat Patton

Joseph Crehan

Chief Brandon

Mickey Kuhn

Junior

Trevor Bardette

Prof. Linwood J. Starling

Morgan Wallace

Steve Owens

Milton Parsons

Deathridge the Undetaker

William Halligan

Mayor

Sam Ash

Policeman (uncredited)

Gertrude Astor

Woman (uncredited)

Tanis Chandler

Miss Stanley (uncredited)

Jack Chefe

Paradise Club Headwaiter (uncredited)

William Berke