What Happened to Mary
- Godina: 1912
- Country: United States of America
- Žanr: Action, Thriller
- Studio: McClure Publishing Co., Edison Studios
- Ključna riječ: movie serial
- Direktor: Charles Brabin
- Uloge: Mary Fuller, Marc McDermott, Charles Ogle, Barry O'Moore, Bliss Milford, Bigelow Cooper
