| Person | Type | Job | Role(s) |
|---|---|---|---|
 Carl Jules Weyl | Crew | Art | Art Direction |
Edmund L. Hartmann | Crew | Writing | Story |
 Frank McDonald | Crew | Directing | Director |
George Bricker | Crew | Writing | Screenplay |
 Hal B. Wallis | Crew | Production | Executive Producer |
 Jack L. Warner | Crew | Production | Executive Producer |
L. William O'Connell | Crew | Crew | Cinematography |
 Terry O. Morse | Crew | Editing | Editor |
William Jacobs | Crew | Writing | Screenplay |
 Al Hill | Cast | Actor | Slug Batterson, Morelli's Henchman (uncredited) |
 Alma Lloyd | Cast | Betty Trent | |
 Bill Elliott | Cast | Actor | Sharp, Board of Directors Member (uncredited) |
Bruce Mitchell | Cast | Actor | Police Sergeant After Shootout (uncredited) |
 Charles Sullivan | Cast | Actor | Schmidt's Henchman (uncredited) |
 Cy Schindell | Cast | Actor | Schmidt's Henchman (uncredited) |
 Dick Foran | Cast | Actor | Don Andrews |
Eddie Shubert | Cast | Actor | Machine Gun Nolan |
 Eddy Chandler | Cast | Actor | Kerrigan, Policeman Investigating Bombing (uncredited) |
 Edward McWade | Cast | Actor | Douglas, the Gardener (uncredited) |
 Emmett Vogan | Cast | Actor | Dr. Martin (uncredited) |
 George Beranger | Cast | Actor | Mr. Rosewater |
 George Lloyd | Cast | Actor | Chick Morelli (uncredited) |
George Pauncefort | Cast | Actor | Perkins, Board of Directors Member (uncredited) |
 Guy Kibbee | Cast | Actor | Julius Trent |
Hal Craig | Cast | Actor | Policeman Discovering Schmidt (uncredited) |
 Henry O'Neill | Cast | Actor | Charlie Caldwell |
 Jack Kenney | Cast | Actor | Schmidt's Henchman (uncredited) |
Jack Wise | Cast | Actor | Silent Sign Painter (uncredited) |
 Larry Kent | Cast | Actor | Stone, Board of Directors Member (uncredited) |
 Milton Kibbee | Cast | Actor | Thompson, Dry Cleaning Owner (uncredited) |
 Olin Howland | Cast | Actor | Harrison |
 Pat O'Malley | Cast | Actor | Boyle, Policeman with Kerrigan (uncredited) |
 Robert Emmett Keane | Cast | Actor | Mr. Aldrich |
Sam Rice | Cast | Actor | Man Leaving Dry Cleaners (uncredited) |
 Tom Wilson | Cast | Actor | Talkative Sign Painter (uncredited) |
 Virginia Brissac | Cast | Actress | Mrs. Trent |
 Warren Hull | Cast | Actor | Ken Mitchell |
 William B. Davidson | Cast | Actor | Welford Andrews |
 William Pawley | Cast | Actor | Dutch Schmidt (uncredited) |
 Marie Wilson | Cast | Actress | Daisy |
| Person | Type | Job | Role(s) |
