Cast
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.
Christopher Lee (Acting)
Patrick Macnee (Acting)
Morgan Fairchild (Acting)
John Bennett (Acting)
Michael Siberry (Acting)
Dominic Jephcott (Acting)
Frank Middlemass (Acting)
James Bree (Acting)
Tom Chadbon (Acting)
Paul Humpoletz (Acting)
Ronald Hines (Acting)
Nicholas Gecks (Acting)
Robert Rietti (Acting)
Terence Beesley (Acting)
Leon Lissek (Acting)
Cyril Shaps (Acting)
Jerome Willis (Acting)
Margaret John (Acting)
Engelbert Humperdinck (Acting)
1 July 1997
8 May 1952
28 September 1971
16 March 2003
26 February 2008
13 May 1988
9 May 2003
17 August 2006
9 November 2004
9 November 2006
26 October 1995
19 June 2025
13 August 1993
6 February 1998
27 February 2016
14 August 2022
10 October 1976
1 January 2009
13 September 2012
24 October 2012
6 December 1991