Gerry Davis The Final Countdown Doctor Who: The Tomb of the Cybermen Anything Can Happen Doctor Who: Revenge of the Cybermen Doctor Who: The Highlanders Doctor Who: The Celestial Toymaker Doctor Who: The Massacre of St Bartholomew's Eve Doctor Who: The Tenth Planet Doctor Who: The Tenth Planet Doctor Who: The Gunfighters Doomwatch Doctor Who: The Smugglers Doctor Who: The Faceless Ones Doctor Who: The Macra Terror Doctor Who: The Moonbase Doctor Who: The Underwater Menace Doctor Who: The Highlanders Doctor Who: The Ark Doctor Who: The War Machines