| Person | Type | Job | Role(s) |
|---|---|---|---|
 Buddy G. DeSylva | Crew | Production | Executive Producer |
 Edith Head | Crew | Costume & Make-Up | Costume Design |
Ernst Fegté | Crew | Art | Art Direction |
Hans Dreier | Crew | Art | Art Direction |
 Preston Sturges | Crew | Writing | Screenplay, Director |
René Fülöp-Miller | Crew | Writing | Writer |
Stephen Seymour | Crew | Art | Set Decoration |
Stuart Gilmore | Crew | Editing | Editor |
 Victor Milner | Crew | Camera | Director of Photography |
 Victor Young | Crew | Sound | Original Music Composer |
 Wally Westmore | Crew | Costume & Make-Up | Makeup Artist |
 Arthur Hoyt | Cast | Actor | Presidential Secretary (uncredited) |
 Betty Field | Cast | Actress | Elizabeth Morton |
 Byron Foulger | Cast | Actor | Morton's Clinic Manager (uncredited) |
 Edwin Maxwell | Cast | Actor | Vice-President of Medical Society |
 Franklin Pangborn | Cast | Actor | Dr. Heywood |
 Franklyn Farnum | Cast | Actor | Massachusetts Medical Society Man (uncredited) |
 Grady Sutton | Cast | Actor | Homer Quimby |
 Hank Bell | Cast | Actor | Onlooker (uncredited) |
 Hank Worden | Cast | Actor | Morton's Sign Painter - replaced Roscoe Ates (uncredited) |
 Harry Carey | Cast | Actor | Professor John C. Warren |
 Harry Hayden | Cast | Actor | Judge Shipman |
 J. Farrell MacDonald | Cast | Actor | The Priest |
 Joel McCrea | Cast | Actor | William Thomas Green Morton |
 Julius Tannen | Cast | Actor | Dr. Charles T. Jackson |
 Louis Jean Heydt | Cast | Actor | Dr. Horace Wells |
 Porter Hall | Cast | Actor | President Franklin Pierce |
 Roscoe Ates | Cast | Actor | Morton's Sign Painter - replaced by Hank Worden (uncredited) |
 Thurston Hall | Cast | Actor | Senator Borland |
 Torben Meyer | Cast | Actor | Dr. Dahlmeyer |
 Victor Potel | Cast | Actor | First Dental Patient |
 William Demarest | Cast | Actor | Eben Frost |
Donivee Lee | Cast | Betty Morton | |
| Person | Type | Job | Role(s) |
