Season 20



The twentieth season of Doctor Who ran between 3rd January 1983 and 25th November 1983. It consisted of 6 serials and 22 episodes, plus the 20th anniversary special, The Five Doctors. Every story of this season contained an old enemy of the Doctor (The Black Gardian, Omega, The Mara and The Master) as part of the 20th anniversary of the show.

Stories

 * Arc of Infinity (4 episodes)
 * Snakedance (4 episodes)
 * Mawdryn Undead (4 episodes)
 * Terminus (4 episodes)
 * Enlightenment (4 episodes)
 * The King's Demons (2 episodes)

Anniversary Special

 * The Five Doctors (1 episode)

Main Cast

 * The Doctor - Peter Davison
 * Nyssa - Sarah Sutton (till Terminus)
 * Tegan Jovanka - Janet Fielding
 * Vislor Turlough - Mark Strickson (from Mawdryn Undead)
 * Gerald Flood as the voice of Kamelion (The King's Demons)

VHS

 * Arc of Infinity
 * Snakedance
 * Mawdryn Undead
 * Terminus
 * Enlightenment
 * The King's Demons/The Five Doctors (extended version)

DVD

 * Arc of Infinity (part of Tegan-Tales in R2)
 * The Five Doctors (extended version)
 * The Five Doctors - 25th Anniversary Edition (origonal version and extended version)

Novelisations

 * Arc of Infinity
 * Snakedance
 * Mawdryn Undead
 * Terminus
 * Enlightenment
 * The King's Demons
 * The Five Doctors