The Doctor Who Production Diary: January 21st

1964 Terry Nation is commissioned to write The Keys Of Marinus in place of “The Red Fort” The Keys Of Marinus
1966 Recording for The Massacre Of St Bartholomew's Eve takes place at Riverside Studio 1 in Hammersmith, London The Massacre Of St Bartholomew's
Eve
1967 Recording for The Underwater Menace takes place at Riverside Studio 1 in Hammersmith, London The Underwater Menace
1967 Debut broadcast of The Underwater Menace episode two on BBC One The Underwater Menace
1975 Barry Letts is commissioned to provide a storyline for “The Prisoner Of Time” The Fourth Doctor
1978 Death of Geoffrey Orme (bio), writer
1978 Debut broadcast of Underworld episode three on BBC One Underworld
1980 Birth of Sarah Dollard (bio), writer
2005 Recording for The Empty Child / The Doctor Dances takes place in Barry, Wales The Empty Child / The Doctor Dances
2008 Recording for Silence In The Library / Forest Of The Dead takes place in Cardiff, Wales Silence In The Library / Forest Of The Dead
2009 Recording for Planet Of The Dead takes place in Cardiff, Wales Planet Of The Dead
2010 Recording for The Pandorica Opens / The Big Bang takes place in Swansea, Wales The Pandorica Opens / The Big Bang
2011 Recording for A Good Man Goes To War takes place in St Athan, Wales A Good Man Goes To War
2014 Recording for Deep Breath takes place at Roath Lock Studios in Cardiff, Wales Deep Breath
2015 Recording for Under The Lake / Before The Flood takes place at Roath Lock Studios in Cardiff, Wales Under The Lake / Before The Flood
2019 Recording for Praxeus begins in Stellenbosch, South Africa, and will subsequently involve work at locations including Cape Town, South Africa; and Pontypool and Cardiff, Wales Praxeus