The Case of the Jolly Hangman is the 28th episode of the 1954-1955 TV series Sherlock Holmes starring Ronald Howard as Sherlock Holmes and Howard Marion-Crawford as Dr. Watson. Aired on 9 May 1955 on MPTV (USA). Black & White. 27 min.

In this episode, Archie Duncan played inspector MacDougal from Glasgow, the cousin of inspector Lestrade.