227 mins | Action, Mystery | July 23, 1946
227 mins | Action, Mystery | July 23, 1946
| IMDb rating | 6.5 |
| Producers | Universal Pictures |
| Original title | The Mysterious Mr. M |
| Directors | Lewis D. Collins, Vernon Keays |
| Writers | Paul Huston, Barry Shipman, Joseph F. Poland |
as Anthony Waldron
as Shirley Clinton
as Derek Lamont
as Cornelia Waldron
as Dan Blair
as William Shrag