Find A Grave - Montgomery Clift: Location of the actor's grave, with an exact cause of death, photographs and tributes from fans.
IMDb - Montgomery Clift: Biography and filmography, with photographs and links.
Montgomery Clift Films: Information on the actor's films, with screen savers and desktop wallpaper. [Requires Flash]
Montgomery Clift Shrine: Features a biography, pictures, career information, and a bibliography.
The Official Site of Montgomery Clift: Offers biography, filmography and photographs.