The Case of the Proletarian Revolution - The New Adventures of Sherlock Holmes, Episode 5 (Unabridged‪)‬

Shortly after the death of the famous socialistic theorist Karl Marx, his literary executor, Friedrich Engels, approaches Sherlock Holmes. While international guests are traveling from all over the world to the funeral in London, he is in need of assistance with solving mysterious events that have occurred and culminate in a showdown at the cemetery.