The Doctor Who Production Diary: May 9th

1940 Birth of John Black (bio), director
1964 Debut broadcast of The Keys Of Marinus episode five, Sentence Of Death, on BBC One The Keys Of Marinus
1970 Debut broadcast of Inferno episode one on BBC One Inferno
1972 Recording for The Time Monster takes place at BBC Television Centre Studio 4 in White City, London; a new TARDIS console room set, designed by Tim Gleeson, is introduced, but is damaged in storage after the story is completed The Time Monster
1973 Recording for The Time Warrior takes place in Peckforton, Cheshire The Time Warrior
1974 Gerry Davis is commissioned to provide a storyline for Revenge Of The Cybermen Revenge Of The Cybermen
1975 Recording for Pyramids Of Mars takes place at the BBC Television Centre Puppet Theatre in White City, London Pyramids Of Mars
1979 Recording for City Of Death takes place at Bray Studios in Water Oakley, Berkshire City Of Death
1989 Recording for Battlefield is cancelled due to industrial action Battlefield
2007 James Moran is commissioned to write The Fires Of Pompeii>, which takes the place of Mark Gatiss' “The Suicide Exhibition” The Fires Of Pompeii
2012 Recording for The Power Of Three takes place in Neath, Wales The Power Of Three
2014 Recording for Kill The Moon takes place at Roath Lock Studios in Cardiff, Wales Kill The Moon
2015 Recording for The Zygon Invasion / The Zygon Inversion takes place in Cardiff, Wales The Zygon Invasion / The Zygon Inversion