Holmes tries to seek Margaret Martini's fiancé in a story connected with seven other disappearances. Every man has been killed inside an empty house. Holmes uncovers the murderer's identity and motive.

Starring Ronald Howard as Sherlock Homes and Harold Marion Crawford as Dr. John Watson

Written by Lou Morheim
Produced by Sheldon Reynolds
Directed by Jack Gage
This series was filmed in France
First broadcast 20 December 1954