The Haunting Film Adaptation of Edgar Allan Poes the Mystery of Marie Roget Stars Maria Montez and Patric Knowles. A Successful Actress in the City of Light, Marie Roget (Montez), Has a Sinister Dark Side: She Is Plotting the Death of Her Younger Sister (Nell Oday). When Marie Goes Missing and the Maimed Corpse of a Young Woman Is Discovered, Amateur Detective Dr. Paul Dupin (Knowles) Works to Track Down the Killer. Filled with Suspense and Intrigue, This Gripping Classic Was Inspired By a Real-Life Unsolved Murder.