| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bradford Ropes | Crew | Writing | Screenplay |
 Charles Barton | Crew | Directing | Director |
Charles Van Enger | Crew | Camera | Director of Photography |
Jack Otterson | Crew | Art | Art Direction |
John Grant | Crew | Crew | Additional Dialogue |
Joseph Gershenson | Crew | Production | Executive Producer |
Milton Rosen | Crew | Sound | Original Music Composer |
Philip Cahn | Crew | Editing | Editor |
Richard H. Riedel | Crew | Art | Art Direction |
Rosemary Odell | Crew | Costume & Make-Up | Costume Design |
Ruby R. Levitt | Crew | Art | Set Decoration |
Russell A. Gausman | Crew | Art | Set Decoration |
Val Burton | Crew | Writing | Screenplay, Producer |
Walter DeLeon | Crew | Writing | Screenplay |
Seward Webb | Crew | Directing | Assistant Director |
 Ann Gillis | Cast | Actress | Nora O'Leary |
 Binnie Barnes | Cast | Actress | Mildred Dean |
 Boyd Irwin | Cast | Actor | Cranwell - Traitor (uncredited) |
 Bud Abbott | Cast | Actor | Cuthbert Greenway / Dr. Ralph Greenway |
 Donald MacBride | Cast | Actor | Lt. Mason |
 Gale Sondergaard | Cast | Actress | Emily |
 George M. Carleton | Cast | Actor | Museum Guard (uncredited) |
Harry Brown | Cast | Second Sergeant (uncredited) | |
Harry Woolman | Cast | Motorcycle Rider (uncredited) | |
 James Conaty | Cast | Actor | Party Guest (uncredited) |
 Jess Barker | Cast | Actor | Thomas Danbury |
 John Crawford | Cast | Actor | Dandy at Party (uncredited) |
 John Shelton | Cast | Actor | Sheldon Gage |
 Kirk Alyn | Cast | Actor | Dandy at Party (uncredited) |
 Lou Costello | Cast | Actor | Horatio Prim |
 Lynn Baggett | Cast | Actress | June Prescott |
 Marjorie Eaton | Cast | Actress | Bessie - Danbury's Maid (uncredited) |
 Marjorie Reynolds | Cast | Actress | Melody Allen |
 Myron Healey | Cast | Actor | Dandy at Party (uncredited) |
 Rex Lease | Cast | Actor | Sgt. Makepeace |
 Robert Barrat | Cast | Actor | Maj. Putnam |
 Selmer Jackson | Cast | Actor | Mr. Dibbs - Museum Curator (uncredited) |
 Vernon Downing | Cast | Actor | Leigh - Traitor (uncredited) |
 Wheaton Chambers | Cast | Actor | Bill - Museum Guard (uncredited) |
 William H. O'Brien | Cast | Actor | Danbury Servant (uncredited) |
 William Hall | Cast | Sgt. Conners | |
Scott Thomson | Cast | Dandy at Party (uncredited) | |
| Person | Type | Job | Role(s) |
