When a bored Sherlock eagerly takes the case of Gabrielle Valladon following an attempt on her life, the search for her missing husband leads to Loch Ness and the legendary monster.
Is The Private Life of Sherlock Holmes on Netflix? Unfortunately the movie The Private Life of Sherlock Holmes is not yet available on Netflix.
| Directing | Billy Wilder | Director |
| Writing | Arthur Conan Doyle | Characters |
| Writing | Billy Wilder | Writer |
| Writing | I. A. L. Diamond | Writer |
| Production | Billy Wilder | Producer |
| Sound | Miklós Rózsa | Original Music Composer |
| Editing | Ernest Walter | Editor |
| Camera | Christopher Challis | Director of Photography |
| Production | Lesley De Pettit | Casting |
| Art | Alexandre Trauner | Production Design |
| Art | Tony Inglis | Art Direction |
| Costume & Make-Up | Julie Harris | Costume Design |
| Crew | Cliff Richardson | Special Effects |
| Crew | Wally Veevers | Special Effects |
| Camera | Freddie Cooper | Camera Operator |
| Sound | Roy Baker | Sound Editor |
| Costume & Make-Up | Biddy Chrystal | Hairstylist |
| Costume & Make-Up | Ernest Gasser | Makeup Artist |
| Art | Maurice Binder | Title Designer |
| Production | Eric Rattray | Production Manager |
| Production | Larry DeWaay | Production Supervisor |
| Directing | Tom Pevsner | Assistant Director |
| Directing | Elaine Schreyeck | Continuity |
| Sound | J. W. N. Daniel | Sound Recordist |
| Sound | Dudley Messenger | Sound Recordist |
| Sound | Gordon K. McCallum | Sound Recordist |
| Art | Terry Parr | Set Dresser |
| Art | Vernon Dixon | Set Dresser |
| Production | Ivo Nightingale | Location Manager |
| Art | Leon Davis | Construction Coordinator |
| Production | Henry E. Lester | Other |
| Crew | David Blair | Choreographer |
| Production | I. A. L. Diamond | Associate Producer |
