What Happened to Mary (1912) is a Action, Thriller film that follows the forerunner of all serials, What Happened to Mary was a series of twelve monthly one reel episodes, each a complete entity in itself, revolving its immediate dramatic and melodramatic problems within the framework of a single episode and designed more for story and suspense situations than action. What Happened to Mary is not currently listed with streaming providers in your selected region, but availability can change over time. Fans of action movies may also want to explore similar titles below.