Sherlock Holmes and Doctor Watson must protect a Swiss inventor of an advanced bomb from falling into German hands.
Sherlock Holmes and the Secret Weapon
Released: 12 Feb 1943
Directed By: Roy William Neill
Written By: Edward T. Lowe Jr. (screenplay), Scott Darling (screenplay), Edmund L. Hartmann (screenplay), Arthur Conan Doyle (story "The Dancing Men"), Scott Darling (adaptation), Edward T. Lowe Jr. (adaptation)
Starring: Basil Rathbone, Nigel Bruce, Lionel Atwill, Kaaren Verne