 | Tom Trout als Police Officer Dennis Nordell |
 | Richard Gaines als Police Inspector Dana |
 | Anthony Caruso als Frankie |
 | Hugh Beaumont als Police Academy Graduate (uncredited) |
 | William Challee als Snorky (uncredited) |
 | Roger Moore als Police Instructor (uncredited) |
 | Robert Emmett O'Connor als Veteran Policeman McGuinnes (uncredited) |
 | Arthur Space als Calvin 'Whitey' Foster (uncredited) |
 | Harry Strang als Police Captain R.C. Johnson (uncredited) |
 | William Tannen als Police Lab Technician Wilson (uncredited) |
 | Ray Teal als Police Lt. O'Neill (uncredited) |
 | Charles C. Wilson als Chief of Police (uncredited) |
 | Harry Wilson als Ex-Con Thug (uncredited) |
| Joseph Losey | Director |
| Max Terr | Music |
| Jackson Rose | Director of Photography |
| Chester M. Franklin | Producer |
| Richard Duce | Art Direction |
| Richard H. Landau | Original Story |
| Charles F. Royal | Screenplay |
| Harry Komer | Editor |
| Albert Glasser | Orchestrator |
