Sherlock Holmes - Season 1 - Episode 3 - The Case of the Pennsylvania Gun

Holmes and Watson travel to Sussex to investigate the murder of Squire Douglas, who was shot to death in a sealed-up castle, with only two apparent suspects.

Directors: Steve Previn, Sheldon Reynolds, Jack Gage
Writers: Harold Jack Bloom, Arthur Conan Doyle, Charles Early
Starring: Ronald Howard, Howard Marion-Crawford, Archie Duncan, Richard Larke