23 April

Behind the scenes

 * 1904 - Actor Leslie French was born.
 * 1921 - Actor Gerald Campion was born.
 * 1922 - Actor Jack May was born.
 * 1961 - Comic penciller Art Wetherell was born.
 * 1966 - "The Final Test" was first broadcast on BBC1.
 * 1968 - Actor Ricky Groves was born.
 * 1974 - Actor Verona Joseph was born.
 * 1975 - Actor William Hartnell, who portrayed the First Doctor, died.
 * 1998 - Actor Denis Goacher died.
 * 2005 - World War Three was first broadcast on BBC One. Later, Why on Earth? aired on BBC Three.
 * 2009 - Issue fifteen of Torchwood Magazine, including part one of comic story Broken, was first published by Titan Magazines.
 * 2010 - Actor Eiji Kusuhara died.
 * 2011 - The Impossible Astronaut was broadcast on BBC One. Later, Coming to America aired on BBC Three.