Darsteller:

Boris Karloff......................................................Gruesome

Ralph Byrd........................................................Dick Tracy

Anne Gwynne.................................................Tess Truehart

Edward Ashley......................................................L.E. Thal

June Clayworth................................................J.M. Learned

Lyle Latell.............................................................Pat Patton

Tony Barrett.............................................................Melody

Skelton Knaggs.........................................................X-Ray

Jim Nolan...........................................................Dan Sterne

Joseph Crehan...............................................Chief Brandon

Milton Parsons....................................................Dr. Atomic

Lex Barker.................................................................Arzt

Regie: John Rawlings

Drehbuch: Robertson Ford, Eric Taylor, William H. Graffits, Robert E. Kent, nach dem Cartoon Strip 'Dick Tracy' von Chester Gouls

Musik: Paul Sawtell

Kamera: Frank Redman (s-w)

Gesamtleitung: Herman Schlom

Produktion: RKO