Colonel Barclay is found dead and his wife is arrested for the murder, but Holmes is convinced a missing door key will reveal the true killer.
Unfortunately the movie The Crooked Man is not yet available on HBO Max.
| Writing | P.L. Mannock | Writer |
| Writing | Arthur Conan Doyle | Story |
| Writing | Geoffrey Malins | Writer |
| Directing | George Ridgwell | Director |
