Episode

The Case of the Imposter Mystery

Cast
Ronald Howard as Sherlock Holmes
Howard Marion-Crawford as Dr. John H. Watson
Archie Duncan as Insp. G. Lestrade
Richard Watson as Constable Hennesie
Bob Cunningham as Tony Simmons / Imposter
Basil Dignam as Sir Arthur Tredley
Richard Larke as Sgt. Wilkins