The King's Demons is the sixth and final serial of the 20th season of
the British science fiction television series Doctor Who, which was
originally broadcast on BBC1 on 15 and 16 March 1983. This serial
introduced Kamelion, voiced by Gerald Flood, as a companion.The serial
is set in an English castle in 1215. In the serial, the alien time
traveller the Master (Anthony Ainley) uses the robot Kamelion to
imitate King John of England as part of the Master's plot to have the
real King John overthrown and thus preventing the signing of Magna
Carta.In 1215, the Court of King John of England is at the castle of
Sir Ranulf Fitzwilliam to extort more taxes, and when the lord refuses
to pay the King insults him. To defend his honour his son Hugh takes
on the King’s champion, Sir Gilles Estram, in a joust. The latter
wins easily, though the joust is disturbed by the arrival of the
TARDIS. The Fifth Doctor, Tegan, and Turlough are greeted as demons
and welcomed by the King. The King's Demons Biography, NetWorth, Height, Age, Weight, Family, Married, Son, Daughter