20 January

History of Doctor Who

 * 1934 - Tom Baker, the fourth actor to portray the Doctor, is born in Liverpool, England.


 * 1968 - The Enemy of the World Episode 5 First Broadcast.


 * 1973 - The Three Doctors Episode 4 First Broadcast.


 * 1979 - The Armageddon Factor Episode 1 First Broadcast.


 * 1984 - The Awakening Episode 2 First Broadcast.