26 April

History of Doctor Who

 * 1927 - Graham Ashley, who played the Overseer in "The Underwater Menace," is born in Northampton, England.
 * 1969 - The War Games Episode 2 First Broadcast
 * 1975 - Revenge of the Cybermen Episode 2 First Broadcast
 * 2008 - The Sontaran Stratagem First Broadcast