 Ralph ByrdDick Tracy | Dick Tracy |
 Lyle LatellPat Patton | Pat Patton |
 Kay ChristopherTess Trueheart | Tess Trueheart |
 Jack LambertSteve "The Claw" Michel | Steve "The Claw" Michel |
 Ian KeithVitamin Flintheart | Vitamin Flintheart |
 Bernadene HayesLongshot Lillie the Fence | Longshot Lillie the Fence |
 Jimmy ConlinSightless | Sightless |
 William B. DavidsonPeter Premium | Peter Premium |
 Tony BarrettSam | Sam |
 Tom KeeneFred | Fred |
 Eddie BordenDrunk (uncredited) | Drunk (uncredited) |
 Al BridgeMr. Cudd (uncredited) | Mr. Cudd (uncredited) |
| RRoger CreedTaxi Driver (uncredited) | Taxi Driver (uncredited) |
 Wade CrosbyJigger (uncredited) | Jigger (uncredited) |
| RRussell CusterBar Patron (uncredited) | Bar Patron (uncredited) |
 William GouldCollins (uncredited) | Collins (uncredited) |
 Harry HarveyDonovan (uncredited) | Donovan (uncredited) |
 Tom LondonCop in Squad Car (uncredited) | Cop in Squad Car (uncredited) |
| CCharles MarshMr. Humphries (uncredited) | Mr. Humphries (uncredited) |
 Sean McCloryOfficer Dillon (uncredited) | Officer Dillon (uncredited) |
 Frank MillsSailor Outside Blinking Skull (uncredited) | Sailor Outside Blinking Skull (uncredited) |
| JJay NorrisMorgue Attendant (uncredited) | Morgue Attendant (uncredited) |
 Frank O'ConnorCop in Squad Car (uncredited) | Cop in Squad Car (uncredited) |
 Jack PerrinCop in Squad Car (uncredited) | Cop in Squad Car (uncredited) |
 Jason Robards Sr.Hawks (uncredited) | Hawks (uncredited) |
 Harry StrangWatchman (uncredited) | Watchman (uncredited) |
 Emmett VoganCop in Squad Car (uncredited) | Cop in Squad Car (uncredited) |
| EElena WarrenPolice Matron (uncredited) | Police Matron (uncredited) |
| PPhil WarrenJohnson (uncredited) | Johnson (uncredited) |
