Holmes eventually suspects these two cases are connected, leading him and Watson into a dangerous confrontation in an underground lair.
The disappearance of a young German envoy from the home of Count Udo von Felseck , an event that threatens to ignite war between England and Germany. Sherlock Holmes and the Masks of Death(1984)
The film was produced by Tyburn Film Productions and written by Anthony Hinds (using the pseudonym John Elder) and N.J. Crisp . Holmes eventually suspects these two cases are connected,