Sherlock Holmes | Season 1 | Episode 18 | The Case of the Thistle Killer | Ronald Howard

Sherlock Holmes helps Scotland Yard to track down a killer who has been leaving three thistles next to each of the women he has murdered. .

Stars: Ronald Howard, Howard Marion-Crawford, Archie Duncan

Cast:
Ronald Howard as Sherlock Holmes
H. Marion Crawfod as Dr. Watson
Archie Duncan as Inspector Lestrade