As the Doctor faces an old foe in each story this season, he also says farewell to Nyssa and welcomes troubled alien Turlough and shape-changing robot Kamelion aboard the TARDIS.
At a medieval joust between Frenchman Sir Gilles and Hugh Fitzwilliam, the TARDIS appears. King John seems more curious than alarmed, as is Sir Gilles...
S1E1 25 min
