The official film guide for this year's United States Film Festival, scheduled Jan. 20-29 in Park City, is inserted in today's Deseret News. The 81/4- by 101/4-inch, 64-page booklet contains complete information about the annual festival, including screening schedules for all films, theater locations, ticket information, a map of the Park City area, lodging and transportation information and details on the various documentary, independent and competition films.Additional copies of the guide are available at several locations, including the Cosmic Aeroplane, 258 E. 100 South, Salt Lake City.