Broadcast January 3 - June 20, 1970
All change! Debuts for the Third Doctor, Liz Shaw (for just this season), Autons and Silurians plus a switch from black and white to colour episodes made this a year to remember!
Broadcast January 2 - June 19, 19721
The Master arrives and battles the Doctor in every story this season. Plus, Jo Grant and Captain Yates are introduced and help the Brigadier fight Autons, Axons and Daemons.
Broadcast January 1 - June 24, 1972
The Daleks return after a 5-year absence and the Ice Warriors are back! We meet the Silurians' marine cousins, the mysterious Sea Devils, and the TARDIS takes a trip to Atlantis.
Broadcast December 30, 1972 - June 23, 1973
After saving the galaxy alongside the first two Doctors, the Doctor regains control of his TARDIS and meets Draconians, Daleks and giant maggots... but says farewell to Jo.
Broadcast December 15, 1973 - June 8, 1974
It's the end of the Third Doctor's era in a season which introduces Sarah Jane Smith and the Sontarans. Plus, there are battles against Daleks, dinosaurs and Ice Warriors!