Playboy Larry Blendon introduces his grandmother Stella Blendon to his fiancée, radio singer Virginia Berneaux. Despite Larry's record of broken romances and divorces, Virginia decides she will marry him. Virginia is slain that night and Blandon telephones his friend, Philo Vance, to help find the killer.
| Directing | William Beaudine | Director |
| Costume & Make-Up | Eunice King | Hairstylist |
| Editing | Gene Fowler Jr. | Editor |
| Writing | S.S. Van Dine | Characters |
| Writing | Robert E. Kent | Screenplay |
| Camera | Jackson Rose | Director of Photography |
| Crew | George J. Teague | Special Effects |
| Sound | Albert Glasser | Original Music Composer |
| Art | Armor Marlowe | Set Decoration |
| Directing | Howard W. Koch | Assistant Director |
| Editing | Alfred DeGaetano | Supervising Editor |
| Directing | Emmett Emerson | Assistant Director |
| Art | Perry Smith | Art Direction |
| Sound | J.N.A. Hawkins | Sound Director |
| Sound | Irving Friedman | Music Director |
| Production | Howard Welsch | Producer |
| Directing | William Beaudine Jr. | Second Assistant Director |
| Costume & Make-Up | Dorothy Drake | Wardrobe Supervisor |
| Costume & Make-Up | Bud Westmore | Makeup Department Head |
| Sound | Percy Townsend | Sound Mixer |
| Sound | William Kernell | Dialogue Editor |
