Overview
When a bored Sherlock eagerly takes the case of Gabrielle Valladon following an attempt on her life, the search for her missing husband leads to Loch Ness and the legendary monster.
Cast
Robert Stephens
Colin Blakely
Geneviève Page
Christopher Lee
Tamara Toumanova
Clive Revill
Irene Handl
Mollie Maureen
Stanley Holloway
