22 April (releases)


 * 1967 - Episode three of The Faceless Ones was first broadcast on BBC1.
 * 1971 - Part five of Timebenders was first published in Countdown.
 * 1972 - Episode three of The Mutants was first broadcast on BBC1.
 * 2006 - Tooth and Claw was first broadcast on BBC One. Later, Fear Factor aired on BBC Three.