The Case of the French Interpreter is the 14th episode of the 1954-1955 TV series Sherlock Holmes starring Ronald Howard as Sherlock Holmes and Howard Marion-Crawford as Dr. Watson. Aired on 17 January 1955 on MPTV (USA). Black & White. 27 min.
This is an adaptation of the Conan Doyle's short story : The Adventure of the Greek Interpreter (1893) but the captive is French, he survives and Mycroft Holmes does not appear.