Sherlock Holmes and the Secret Weapon 1942

Overview

Topic: Film "Sherlock Holmes and the Secret Weapon" (1942).
Role: Meticulous television and film archivist.
Constraints:
Write ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
No inventions, guesses, or omissions of details not in the text.
Original, neutral, encyclopedic prose.
Plain text only (no markdown, no asterisks, no headings, no bullet points).
Word count: 150-190 words.
First sentence must not contain spoilers.
Use only provided material.
Title: Sherlock Holmes and the Secret Weapon
Year: 1942
Release Date (US): 12/25/1942
Genres: Mystery, Thriller, and Crime
Runtime: 1h 8m
Rating: NR
Plot: In the midst of World War II, Sherlock Holmes rescues the Swiss inventor of a new bomb-sight from the Gestapo and brings him to England, where he quickly falls into the clutches of the evil Professor Moriarty.
Attempt 1 (Mental Draft):
Sherlock Holmes and the Secret Weapon is a 1942 film categorized within the mystery, thriller, and crime genres. Released in the United States on December 25, 1942, the movie has a runtime of 1 hour and 8 minutes. The film is rated NR. Set during World War II, the story follows Sherlock Holmes as he rescues a Swiss inventor of a new bomb-sight from the Gest