DOCTOR WHO Season 1 Episode 7 : The Long Game

Location: Satellite 5 Date: 200,000 Enemy: The Editor, Jagrafess The Doctor, Rose and Adam arrive in the year 200,000 on a broadcasting station that transmits programming to Earth. But soon, trouble is afoot, when they discover that any worker promoted to a position on level 500 never returns. The Doctor and Rose attempt to find out what is happening, whilst Adam investigates part of the station himself, and makes a decision that he's going to regret for the rest of his life.