Directing John Black Directed Doctor Who: Four to Doomsday 1982 Doctor Who: The Keeper of Traken 1981 K-9 and Company: A Girl's Best Friend 1981 The Thin End of the Wedge 1977 Tower of Fire 1976 The Crusaders 1976 The Spy 1976 Fair Exchange 1976 The Red Plague 1976 Captured 1976 You Talk Too Much 1976 Our Terry 1975 Robin Hood Junior 1975 The Zoo Robbery 1973 Acting The K-9 Files 2008 A New Body at Last 2007 The Crowded TARDIS 2007 Agent-readable