Charlie Chan and the Scarlet Clue (1945) Starring Sydney Toler
Charlie Chan must keep plans of a secret radar design from falling into enemy hands. Stars: Sidney Toler, Mantan Moreland, Ben Carter
Director: Phil Rosen
Writers: George Callahan (original screenplay), Earl Derr Biggers (based on the character created by)
Charlie discovers a scheme for the theft of government radar plans while investigating several murders.