His first feature-length film was inauspiciously called The Saphead, but he made up for it with movies entitled The Cameraman, The Navigator, and Sherlock Jr.  
He was sometimes called "The Great Stone Face" for his blank countenance and apparent stoicism against frustration.  His first feature-length film was inauspiciously called The Saphead, but he made up for it with movies entitled The Cameraman, The Navigator, and Sherlock Jr.  FTP, identify this early American actor, director and screenwriter, the creator of the silent masterpiece The General.
He was sometimes called "The Great Stone Face" for his blank countenance and apparent stoicism against frustration.  
Joseph Francis "Buster" Keaton