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.<br /><br />Starring Ronald Howard as Sherlock Homes and Harold Marion Crawford as Dr. John Watson<br /><br />Written by Lou Morheim<br />Produced by Sheldon Reynolds<br />Directed by Jack Gage<br />This series was filmed in France<br />First broadcast 20 December 1954