George M Cohen SEVEN KEYS TO BALDPATE (Silent 1917)
George M Cohen stars in the film version of his comical mystery play based on the famous mystery novel by Earl Derr Biggers (Charlie Chan).
An Author accepts a challenge from his publisher to write an old fashioned English novel in 24 hours. He give him the only key to a remote country home so that he will have seclusion to write. The writing is interrupted when a number of people arrive with keys to the mansion and let themselves in.
This films was remade a few times in the 1920s, 30s and 40s and also formed the basis for the 1983 cult classic "House of the Long Shadows" with horror veterans Vincent Price, John Carradine, Christopher Lee and Peter Cushing.