The Man Who Forgot is a 1919 British silent drama film directed by Floyd Martin Thornton and starring James Knight, Marjorie Villis and Bernard Dudley.
The screenplay was written by Reuben Gillmer.
After returning from the sea having lost and regained his memory, a sailor finds his fiancée is now married to another man.
A contemporary review noted: "The trade show of this charming tale of the Cornish (Yast was given at the West End Cinema on Monday. The beauty and tragedy of Reuben GillmerâÂÂs sea story has been wonderfully well adapted. by F. Martin Thornton, who directs the show."