1973 – the year that Roxy Music released the album For Your Pleasure.
This is… The 4-episode serial which celebrates ten years of Doctor Who with three Doctors.
Broadcasts: Saturdays, January 1973 (and the episode starting the serial December 1972), 17:50 on BBC One.
Repeated, along with its season-mate Carnival of Monsters, as part of the Five Faces of Doctor Who – November 1981 BBC Two.
World of Fandom: The 2009 DWM readers’ poll of 200 stories – ranking #58.