| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bryan Foy | Crew | Production | Associate Producer |
 Everett Alton Brown | Crew | Sound | Sound |
 Hal B. Wallis | Crew | Production | Executive Producer |
Heinz Roemheld | Crew | Sound | Original Music Composer |
 Jack L. Warner | Crew | Production | Executive Producer |
Kenneth Gamet | Crew | Writing | Screenplay |
L. William O'Connell | Crew | Camera | Director of Photography |
 Louis Hesse | Crew | Editing | Editor |
 Mildred Wirt Benson | Crew | Writing | Story |
Milo Anderson | Crew | Costume & Make-Up | Costume Design |
Russell Saunders | Crew | Directing | Assistant Director |
Ted Smith | Crew | Art | Art Direction |
 William Clemens | Crew | Directing | Director |
Lee Hugunin | Crew | Production | Unit Manager |
 Edward Stratemeyer | Crew | Writing | Novel |
 Bob Reeves | Cast | Actor | Cop (uncredited) |
 Bonita Granville | Cast | Actress | Nancy Drew |
Cliff Saum | Cast | Actor | Burt the Iceman (uncredited) |
 Creighton Hale | Cast | Actor | Reporter |
 Dick Elliott | Cast | Actor | McKeever |
 Don Rowan | Cast | Actor | Phillips the Chauffeur |
 Eddie Parker | Cast | Actor | Motorcycle Policeman (uncredited) |
Fern Barry | Cast | McKeever's Secretary (uncredited) | |
 Frank Mayo | Cast | Actor | Tribune Photographer |
Frank Meredith | Cast | Motorcycle Policeman (uncredited) | |
 Frank Orth | Cast | Actor | Captain Tweedy |
 Frankie Thomas | Cast | Actor | Ted Nickerson |
 Frederic Tozere | Cast | District Attorney's Investigator (as Fredric Tozere) | |
 George Guhl | Cast | Actor | Smitty |
 Jack Mower | Cast | Actor | Ice Company Dispatcher (uncredited) |
Jack Wise | Cast | Actor | Second Photographer (uncredited) |
Joanne Tree | Cast | Teen (uncredited) | |
 John J. Richardson | Cast | Actor | Reporter (uncredited) |
 John Litel | Cast | Actor | Carson Drew |
 John Ridgely | Cast | Actor | Reporter |
 Louise Carter | Cast | Actress | Miss Floretta Turnbull |
 Nat Carr | Cast | Actor | Policeman (uncredited) |
 Paul Panzer | Cast | Actor | Reporter (uncredited) |
 Renie Riano | Cast | Actress | Effie Schneider |
 Sol Gorss | Cast | Actor | Reporters' Driver (uncredited) |
Terry Nibert | Cast | Turnbull's Kitchen Maid (uncredited) | |
 Vera Lewis | Cast | Actress | Miss Rosemary Turnbull |
 William Gould | Cast | Actor | Daniel Talbert |
 William Hopper | Cast | Actor | Reporter (as DeWolf Hopper) |
| Person | Type | Job | Role(s) |
