Doctor Who, Season 10, The Three Doctors Episode guide
4/4 Omega intends to escape his antimatter world and needs the Doctors to take his place.
First broadcast: 20 Jan 1973
3/4 The Doctors are trapped in the universe of antimatter where they confront Omega.
First broadcast: 13 Jan 1973
2/4 The Doctor and Jo pass through the black hole to the desolate world of antimatter.
First broadcast: 06 Jan 1973
1/4 Attacked by an antimatter creature the Doctor sends an SOS to the Time Lords.
First broadcast: 30 Dec 1972