Buster Keaton Projectionist / Sherlock, Jr. Kathryn McGuire Girl Joe Keaton Girl's Father / Man on Film Screen Erwin Connelly Hired Man / Butler Ward Crane Sheik / Villain Doris Deane Girl Who Loses Dollar Outside Cinema (uncredited) Christine Francis Candy Store Girl (uncredited) George Davis Conspirator (uncredited) Kewpie Morgan Conspirator (uncredited) Steve Murphy Conspirator (uncredited) John Patrick Conspirator (uncredited) Betsy Ann Hisle Little Girl (uncredited) Ford West Theatre Manager / Gillette (uncredited) Buster Keaton Director Byron Houck Director Elgin Lessley Director Walter C. Reed Director