The Scarlet Clue 1945

   Chinese sleuth Charlie Chan discovers a scheme for the theft of government radar plans while investigating several murders.

Chinese sleuth Charlie Chan discovers a scheme for the theft of government radar plans while investigating several murders.

Does The Scarlet Clue have end credit scenes?

No!

The Scarlet Clue does not have end credit scenes. You can leave when the credits roll.

Take the Ultimate The Scarlet Clue Movie Quiz

Challenge your knowledge of The Scarlet Clue with this fun and interactive movie quiz. Test yourself on key plot points, iconic characters, hidden details, and memorable moments to see how well you really know the film.


The Scarlet Clue Quiz: Test your knowledge of the 1945 mystery film *The Scarlet Clue*, featuring Holmes, Watson, and a deadly master of disguise.

In which country do Holmes and Watson attend a conference before investigating the murder?

Full Plot Summary and Ending Explained for The Scarlet Clue

See more

Read the complete plot summary of The Scarlet Clue, including all major events, twists, and the full ending explained in detail. Explore key characters, themes, hidden meanings, and everything you need to understand the story from beginning to end.


In Canada, where Sherlock Holmes and Dr. Watson have gone to a conference on the occult, the trip home is interrupted by a chilling assignment. Lord Penrose receives the shocking news that his wife, Lady Penrose, has been murdered in the small village of La Morte Rouge. Before they can depart, a telegram from Lady Penrose—sent before her death—arrives, pleading for help as she fears for her life. Holmes, sensing something deeper at work, decides to investigate and uncover the truth behind the devastating crime.

Upon arriving in the village, the pair are confronted with a town gripped by fear and superstition. The locals are convinced that the murder is the work of the fabled monster that haunts the surrounding marshes, a creature of legend that seems to lurk just beyond sight. The tension escalates as the “monster” is reportedly seen, and even Dr. Watson witnesses a chilling description:

the mostly ghastly apparition… like a roaring furnace spitting fire in all directions

Holmes, ever the skeptic, focuses on the human threads behind the tragedy. He identifies Lady Penrose as Lillian Gentry, a former actress entangled in a notorious murder case years earlier, when another actor was killed in a jealous rage over her. The killer, Alistair Ramson, was believed dead after a prison escape two years prior. Yet Holmes now suspects Ramson—a master of disguise—has recreated himself in the village, perhaps adopting multiple identities to stay ahead of the law.

With this new lead, Holmes turns to Judge Brisson, a figure tied to Ramson’s past through the sentence he handed down in that earlier case. Brisson’s murder, despite Holmes’ warnings, confirms that Ramson will stop at nothing to silence anyone who could reveal his whereabouts. Holmes tracks Ramson to his hidden base and discovers that a third person Ramson plans to kill is already marked. While Holmes is held at gunpoint by Ramson, Watson bursts in, but Ramson manages to slip away, leaving Holmes with more questions about the intended target.

From Holmes’ investigation, the third intended victim becomes clear: Journet, the local inn-keeper and former prison guard. Yet Journet has gone into hiding. The danger intensifies when Ramson murders Marie, Journet’s daughter, for failing to disclose her father’s whereabouts. Determined to end the threat, Holmes finds Journet and persuades him to set a trap for the killer, drawing Ramson into a calculated confrontation.

As Holmes and Watson plan to return to Britain, Journet emerges from hiding and reveals his intention to attend a church across the marsh to offer a prayer for Marie. Ramson strikes again, ambushing Journet on the marsh, only to discover Holmes in disguise. A brutal confrontation ensues, but Ramson escapes once more, only to be brought down by Journet with the very weapon Ramson had used to claim his victims—a five-pronged garden weeder.

The tale blends suspense, deduction, and a touch of the supernatural, anchoring a puzzle that tests Holmes’s analytical prowess against a cunning foe who thrives on disguise and deception. Through a series of tense revelations and carefully laid traps, the narrative culminates in a dramatic showdown that reconciles motive, opportunity, and justice, all set against the eerie, fog-drenched marshes of La Morte Rouge.

Uncover the Details: Timeline, Characters, Themes, and Beyond!

Mobile App Preview

Coming soon on iOS and Android

The Plot Explained Mobile App

From blockbusters to hidden gems — dive into movie stories anytime, anywhere. Save your favorites, discover plots faster, and never miss a twist again.

Sign up to be the first to know when we launch. Your email stays private — always.

Explore the mobile app

Discover Film Music Concerts Near You – Live Orchestras Performing Iconic Movie Soundtracks

Immerse yourself in the magic of cinema with live orchestral performances of your favorite film scores. From sweeping Hollywood blockbusters and animated classics to epic fantasy soundtracks, our curated listings connect you to upcoming film music events worldwide.

Explore concert film screenings paired with full orchestra concerts, read detailed event information, and secure your tickets for unforgettable evenings celebrating legendary composers like John Williams, Hans Zimmer, and more.

Concert Film CTA - Music Note
Concert Film CTA - Green Blue Wave

Cars Featured in The Scarlet Clue

See 1 more

Explore all cars featured in The Scarlet Clue, including their makes, models, scenes they appear in, and their significance to the plot. A must-read for car enthusiasts and movie buffs alike.


Chevrolet

1940

Special De Luxe

The Scarlet Clue Themes and Keywords

Discover the central themes, ideas, and keywords that define the movie’s story, tone, and message. Analyze the film’s deeper meanings, genre influences, and recurring concepts.


1940sradarradio waveradio waveselectromagnetic waveelectromagnetic radiationelectromagnetismcharlie chan charactercaucasian actor plays an asian characterradio stationchemical reactionasian detectivewind tunnelstabbed to deathmasked killerforensic pathologyespionage

The Scarlet Clue Other Names and Titles

Explore the various alternative titles, translations, and other names used for The Scarlet Clue across different regions and languages. Understand how the film is marketed and recognized worldwide.


Charlie Chan in The Scarlet Clue Charlie Chan - Die blutige Spur O Mistério do Rádio Алый ключ 陈查理之猩红的线索 陳查理之猩紅的線索

Similar Movies To The Scarlet Clue You Should Know About

Browse a curated list of movies similar in genre, tone, characters, or story structure. Discover new titles like the one you're watching, perfect for fans of related plots, vibes, or cinematic styles.


© 2026 What's After the Movie. All rights reserved.

Privacy Policy