Sound Charles T. Knight Acting Who Done It? Butler 1949 Other Credits Little House on the Prairie: A Merry Ingalls Christmas Sound Recordist 2014 Sione's Wedding Post Production Supervisor 2006 Tuesday Morning Ride Production Sound Mixer 1995 A Killer Among Us Sound Mixer 1990 Kate's Secret Sound Mixer 1986 The Day After Production Sound Mixer 1983 Intimate Agony Sound Mixer 1983 Rehearsal for Murder Sound Mixer 1982 Bitter Harvest Sound Mixer 1981 Airport '77 Sound 1977 Futureworld Sound Mixer 1976 Framed Sound Mixer 1975 Betrayal Sound Mixer 1974 The Autobiography of Miss Jane Pittman Sound 1974 Harrad Summer Sound Mixer 1974 Zandy's Bride Sound 1974 Butterflies Are Free Sound Mixer 1972 Silent Running Sound 1972 Drive, He Said Sound Mixer 1971 Five Easy Pieces Sound Mixer 1970 Agent-readable