Both Skaro and the Imperial Dalek mothership are apparently destroyed ( in the future ) when the Seventh Doctor tricks Davros into using the Time Lord artifact known as the Hand of Omega which makes Skaro's Sun go supernova.

The first, " Nemesis of the Daleks " (# 152-155 ), with the Seventh Doctor, features an appearance of a Dalek Emperor.

In " The Sound of Drums ", the Doctor says that Gallifrey was called the Shining World of the Seventh System.

The Seventh Doctor is Time's Champion ( as well as someone who makes frequent deals with or wages against Death to save his friends ) and the audio play Master states that the Master is Death's champion.

* The More Short Trips short story " Special Weapons ", set late in season 24, indicates that the Seventh Doctor has a sonic screwdriver.

* The Seventh Doctor uses the device in The Harvest and Dreamtime.

* The Seventh Doctor regained his sonic screwdriver in the Virgin New Adventures novels, with its first reappearance in The Pit.

The Sontaran homeworld was destroyed in the future during the events of the Seventh Doctor strip Pureblood ( DWM # 193-196 ) but the Sontaran race pool survived, allowing for further cloning ; the strip introduced the concept of " pureblood " Sontarans not born of cloning.

In " Boom Town ", the Doctor simply noted that humans do not notice odd things like the TARDIS, echoing a similar sentiment expressed by the Seventh Doctor in Remembrance of the Daleks ( 1988 ), that humans have an " amazing capacity for self-deception ".

In the 1996 television movie, the Eighth Doctor ( and the Seventh before him ) kept a spare key " in a cubbyhole behind the ' P '" ( of the POLICE BOX sign ).

In the Seventh Doctor audio drama " Colditz ," a character was killed by being halfway inside the TARDIS when it dematerialised.

The novel was the last of a story arc published to coincide with the series ' 30th anniversary in 1993, in which the Seventh Doctor encounters various alternate realities that have been created due to the Monk's meddling with time, including a reality where the Third Doctor was killed in his confrontation with the Silurians ( Blood Heat ), attempting to distract the Doctor while he helps the Vardans to invade Earth, thus getting their mutual revenge on the Doctor for their losses during their past confrontations with him.

* In " Survival ", The Master recognises the Seventh Doctor on sight, although this may simply point to an earlier, unseen encounter.

The television movie also starred Eric Roberts, Daphne Ashbrook, and the outgoing Seventh Doctor, Sylvester McCoy.

*" The Seventh Segment " by Gareth Roberts, Paul Peart and Elitta Fell ( Doctor Who Magazine Summer Special 1995 )-1st incarnation

* In Big Finish Productions Doctor Who audio drama, Dreamtime, the Seventh Doctor and his companions deal with Aborigine mysticism and Uluru.

In Terrance Dicks ' novel Timewyrm: Exodus, the Seventh Doctor briefly finds himself in a timeline in which the Nazis won WW II.

Skaro's final appearance in the classic series ( in the chronology of the Doctor Who universe ) is in the story Remembrance of the Daleks, in which the Seventh Doctor tricked Davros and his " pure Imperial Daleks " into stealing the Hand of Omega.

In the Eighth Doctor Adventures novel War of the Daleks by John Peel it is revealed that Skaro had not in fact been destroyed by the Seventh Doctor's actions.

The series ' two main voice actors each previously played major roles in Doctor Who ; Sophie Aldred ( who voices the animated Tom ) as Seventh Doctor companion Ace and David Tennant ( who voices Twigs ) as the Tenth Doctor.

The Seventh Doctor also mentions the events of this story to Ace in The Happiness Patrol.

The Seventh Doctor and Ace are confused when the TARDIS lands in Greenwich, near the Cutty Sark, thanks to the Rani's attack on the TARDIS.

This results in a Time Lord brain imprint being left on the computer inside the Rani's TARDIS, which gives the Seventh Doctor, Ace, and K9 the edge needed to rig up a device to overload it, sending the Rani into the time tunnel where she had trapped the First and Second Doctors and freeing the Doctors ' other selves from the loop.

As the Seventh Doctor and Ace leave in the TARDIS, the Doctor observes " I — I mean, we — are difficult to get rid of ".

* The educational special " Search Out Science: Search Out Space ", in which K-9 appeared with the Seventh Doctor and Ace, featured the K-9 and Company theme song as incidental music while K-9 compared differently coloured Smarties to stars at various points in their lives.

In October 2012 an adaptation of Benny's debut story, Love and War will be published with Sylvester McCoy as the Seventh Doctor and Sophie Aldred as Ace.

Chess is idolised by the Seventh Doctor's companion Ace and has apparently been romantically involved with the Fifth Doctor's companion Tegan.

* Matrix by Mike Tucker & Robert Perry ( Alternate timeline visited by the Seventh Doctor and Ace )

Chess was idolised by the Seventh Doctor's companion Ace and appears to have been romantically involved with the Fifth Doctor's companion Tegan.

* Matrix by Mike Tucker & Robert Perry ( Alternate timeline visited by the Seventh Doctor and Ace )

The Seventh Doctor brings Ace back to her hometown of Perivale in the suburbs of North West London.

* Actress Sophie Aldred portrayed the Seventh Doctor's companion Ace McShane, standing on both the superstructure and dish in the 1990 Doctor Who educational special, " Search Out Science: Search Out Space ".

In 1990, an unspecified K-9 unit appeared with Sylvester McCoy as the Seventh Doctor and Sophie Aldred as Ace in an episode of the children's education programme Search Out Science entitled Search Out Space, which was included as an extra on the release of the Doctor Who story Survival by the BBC.

In the episode Battlefield, the Seventh Doctor gives a UNIT identification pass to Ace, who remarks that she does not even look like the ID photo, and asks " Who's Elizabeth Shaw?

When the Seventh Doctor is next seen in the 1996 Doctor Who television movie, he is travelling alone, with no reference made as to what had happened to Ace.

Ace and the Seventh Doctor appeared twice more on television after Doctor Who was cancelled.

Sophie Aldred has voiced Ace for several audio plays produced by Big Finish Productions, alongside Sylvester McCoy as the Seventh Doctor and, in some stories, Lisa Bowerman as Bernice Summerfield or Philip Olivier as Hex.

In the serial Dragonfire, she reunites with the galactic confidence trickster, Sabalom Glitz, whom she met in The Trial of a Time Lord and decides to travel with him on the Nosferatu II, leaving the Seventh Doctor with new companion Ace.

* The Seventh Doctor and Ace return to World War II in the audio play Colditz, co-starring David Tennant.

The Seventh Doctor and Ace appeared twice on television between the time Doctor Who was cancelled and the 1996 television movie.

It turns out that Ace had visited the house in 1983 and had felt an evil presence, and the Seventh Doctor ‘ s curiosity drives him to seek the answers.

On the planet Kar-Charrat, the Seventh Doctor and Ace try to prevent the Daleks acquiring a technology called the Wetworks Facility.

The Seventh Doctor, Ace and Bernice encounter a sinister force in present day Kent.