1991 (releases)


 * Spearhead from Space was released in the US on VHS.
 * 20 June - PROSE: Timewyrm: Genesys was first published, launching the Virgin New Adventures line.
 * 18 July - PROSE: Doctor Who - Battlefield was first published. This was the last Target Books novelisation of a televised serial to be published in the short-page count paperback form in place since 1973. Later serial adaptations were published with a higher page count. This book completed the adaptations of the Seventh Doctor era, not counting the 1996 telefilm, which was novelised by BBC Books.
 * 25 July - Marvel Comics published the Doctor Who Yearbook, an attempt at reviving the Annual concept that had been abandoned by World Distributors after 1985. The experiment was a success and several more Yearbooks were published over the next few years.
 * 26 July - Lime Grove Studios was formally closed by the BBC. The buildings remained still standing but empty until they were demolished in 1993.
 * 15 August - PROSE: Timewyrm: Exodus was first published. This was Terrance Dicks' first original (non-novelisation) Doctor Who novel, and his first since PROSE: Doctor Who - The Space Pirates.
 * 26 August - The original Pilot Episode of Doctor Who debuted on BBC1 on UK television. This was a version of An Unearthly Child, the first episode of the series, which had been rejected for broadcast.
 * 15 September - PROSE: Doctor Who - The Pescatons was first published. This novelisation of the 1976 audio story Doctor Who and the Pescatons was the first and only Target Books novelisation based upon a story that was not produced by the BBC. It was the final release by Target in the "short paperback" format that had been used since the line was launched in 1973. The last remaining Target novelisations appeared in longer-format (higher word count) works of the same format as the Virgin Missing Adventures line.
 * 17 October - PROSE: Timewyrm: Apocalypse was first published.
 * 17 October - REF: The Gallifrey Chronicles was first published.
 * 21 November - REF: The Terrestrial Index was first published; it was a follow-up to REF: The Doctor Who Programme Guide.
 * December - REF: Time Lord, a single-volume role-playing game issued by Virgin Publishing, was first published.
 * 5 December - PROSE: Timewyrm: Revelation was first published, concluding the first Virgin New Adventures story arc.
 * Unknown - Doctor Who - Variations on a Theme was reissued on CD by Silva Screen Records.