20 May

Events
to be added

Behind the scenes

 * 1915 - Peter Copley, who played Dr. Warlock in TV: Pyramids of Mars, was born at, Hertfordshire, England.
 * 1926 - John Lucarotti, who wrote three Doctor Who historicals, was born.
 * 1931 - Michael Spice (Magnus Greel in TV: The Talons of Weng-Chiang) was born.
 * 1961 - Owen Teale, who played Maldak in TV: Vengeance on Varos and Evan Sherman in TV: Countrycide, was born in Swansea, Wales.
 * 1963 - Jenny Funnell (Veronica Buchman in AUDIO: Wirrn Isle) was born.
 * 1966 - Mervyn Pinfield, an associate producer and director for Doctor Who, died.
 * 1967 - TV: The Evil of the Daleks, Episode 1, was first broadcast.
 * 1972 - TV: The Time Monster, Episode 1, was first broadcast.
 * 1977 - Lennie Mayne, who had directed serials for each of the first four Doctors, died.
 * 1989 - Judith Byfield (Angela Clifford in TV: Time-Flight) died.
 * Anton Diffring (De Flores in TV: Silver Nemesis) died.
 * 1996 - Jon Pertwee, who played the Third Doctor, died from a heart attack in, USA.
 * 2006 - TV: The Age of Steel was first broadcast.
 * 2008 - Russell T Davies announced his departure from Doctor Who. Steven Moffat was chosen to replace him as Executive Producer.