23 April

Events
to be added

Behind the scenes

 * 1904 - Leslie French (the mathematician in TV: Silver Nemesis) was born.
 * 1921 - Gerald Campion ( Wilkin in TV: Shada) was born.
 * 1922 - Jack May (Nikolai Hermack in TV: The Space Pirates) was born.
 * 1961 - Art Wetherell (comic penciller of Time Bomb!, War World and Technical Hitch) was born.
 * 1966 - "The Final Test", Episode 4 of TV: The Celestial Toymaker, was first broadcast.
 * 1968 - Ricky Groves (Markus Creevy in AUDIO: Thin Ice and Crime of the Century) was born.
 * 1974 - Verona Joseph, who played Penny Carter in TV: Partners in Crime, was born.
 * 1975 - William Hartnell (the First Doctor) died.
 * 1998 - Denis Goacher (Control Voice in TV: The Macra Terror) died.* 2005 - TV: World War Three was first broadcast.
 * 2010 - Eiji Kusuhara, Toshio Shimura in AUDIO: Enemy of the Daleks, died.
 * 2011 - TV: The Impossible Astronaut was broadcast on BBC One and BBC America.