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.
Director:
Writer:
Mary Fuller
Mary
Marc McDermott
Lt. Straker
Charles Ogle
Richard Craig - Mary's Uncle
Barry O'Moore
Henry - Craig's Son
Bliss Milford
Daisy
Bigelow Cooper
Mr. Foster - the Lawyer
William Wadsworth
Billy Pearl
Miriam Nesbitt
A Spy
Harold M. Shaw
Rev. Cooper
