Sherlock Holmes and Doctor Watson are tasked with protecting Swiss scientist Dr. Franz Tobel and his groundbreaking invention, a new bombsight, from a network of dangerous enemy agents who are determined to steal his work for their own gain.

Sherlock Holmes And The Secret Weapon (1943)

Directed by Alfred Hitchcock, The Lady Vanishes is about an old governess that mysteriously mysteriously disappears aboard a trans-European train and a young traveler that is eagerly searching for her.

The Lady Vanishes (1938)

Sherlock Holmes is called in to investigate a string of murders in London, where young women are found slain with a finger severed from each victim. While Scotland Yard suspects the work of a madman, Holmes suspects a more sinister, diabolical plot at play.