The story
Sherlock Holmes and Doctor Watson get involved with Balkan terrorists to save Emperor Franz Joseph I of Austria from an assassination at the opera house and prevent World War I.
Cast & crew
Christopher LeeSherlock Holmes
Patrick MacneeDr. Watson
Morgan FairchildIrene Frances Adler
John BennettSigmund Freud
Michael SiberryFranz Winterhauser
Dominic JephcottMajor Von Bork
Frank MiddlemassDr. Froelich
James BreeFranz Dietrich
Tom ChadbonZygovich
Paul HumpoletzHugo Oberstein
Tom LahmElliott Ness
Ronald HinesReginald CholmondleyExplore the crew
- Director
- Peter Sasdy
- Writer
- Bob Shayne
- Original Music Composer
- Detto Mariano
- Writer
- H.R.F. Keating
- Director of Photography
- Brian West