57 mins | Thriller, Horror, Mystery | March 3, 1943
57 mins | Thriller, Horror, Mystery | March 3, 1943
| IMDb rating | 5.7 |
| Producers | Warner Bros. Pictures |
| Original title | The Mysterious Doctor |
| Directors | Wilbur McGaugh, Benjamin Stoloff |
| Writers | Richard Weil |
as Sir Henry Leland
as Letty Carstairs
as Lt. Christopher 'Kit' Hilton
as Dr. Frederick Holmes
as Hugh Penhryn
as Bart Redmond
as Ruby
as Tom Andrews
as Herbert
as Saul Bevans
as Luke
as Roger Porley
as Peddler
as Civil Defense Officer
as Army Commander
as Simon Tewksbury
as Headless Man
as Policeman