Charlie Chan in The Scarlet Clue (1945) | A mystery film directed by Phil Rosen

"Charlie Chan in The Scarlet Clue" is a 1945 mystery film directed by Phil Rosen and starring Sidney Toler as the famous Chinese-American detective Charlie Chan. In this installment of the Charlie Chan film series, Chan is faced with a complex case involving espionage, murder, and a secret invention.

The story begins when a scientist working on a top-secret invention is found murdered. Charlie Chan is brought in to investigate, and he discovers a network of spies and a mysterious code that needs to be deciphered. As he delves deeper into the case, Chan encounters various suspects, including a radio host and a sinister figure known as the Dragon Queen.

With the help of his son Jimmy Chan, played by Victor Sen Yung, and his chauffeur Birmingham Brown, played by Mantan Moreland, Charlie Chan uses his keen intellect and deductive skills to unravel the intricacies of the case. The film combines elements of mystery, suspense, and light humor, characteristic of the Charlie Chan series.

"Charlie Chan in The Scarlet Clue" is known for its engaging plot, colorful characters, and the charismatic performance of Sidney Toler as the iconic detective. The film showcases Chan's ability to solve crimes using his unique investigative approach, making it a notable addition to the series.