Joe Martin was a captive orangutan who appeared in at least 50 American films of the silent era, including approximately 20 comedy shorts, several serials, two Tarzan movies, Rex Ingram's melodrama Black Orchid and its remake Trifling Women, the Max Linder feature comedy Seven Years Bad Luck, and the Irving Thalberg-produced Merry-Go-Round.

The Playhouse is a 1921 American two-reel silent comic trick film written by, directed by, and starring Buster Keaton. It runs for 22 minutes, and is most famous for an opening sequence where Keaton plays every role.