Genocide Genocide was the destruction or attempted destruction of either an entire species or specific group of people . It can be contrasted with murder , which involved the killing of individuals rather than entire populations . By the sixth incarnation of the Doctor , on Gallifrey article 7 prohibited any form of genocide for the Time Lord s . ( TV : " Terror of the Vervoids " ) The Doctor seemed to be vehemently opposed to genocide , especially if there was an alternative to ending the conflict ; his tenth incarnation claimed that , if one looked up the word " genocide " in a dictionary , they would see a picture of him with the caption " over my dead body " , ( TV : " The Doctor ' s Daughter " ) while the eleventh insisted that genocide was never a solution , even in a seemingly endless war like that between the Sontaran s and the Rutan s . ( GAME : " The Gunpowder Plot " ) However , he himself resorted to it , intentionally or otherwise , on several occasions . Human genocides . The Valeyard claimed that humans were second best in the universe at exterminating . ( AUDIO : " The Red House " ) Bennett believed that he had wiped out the Didonian s . However , at least two had survived . ( TV : " The Rescue " ) Humans may have committed near - genocide against the Wirrn in Andromeda when they destroyed their Breeding Colonies . ( TV : " The Ark in Space " ) The Fourth Doctor helped human scientists kill the last of the Pescaton by the application of high - frequency sound waves . The Pescatons had fled their dying homeworld in search of another planet with large areas of salt water that could support them . ( AUDIO : " Doctor Who and the Pescatons " ) Koel Paddox destroyed the entire Arboretan race as part of his efforts to duplicate their ability to live their lives over again while trying to change his past . ( PROSE : " Festival of Death " ) The Eleventh Doctor accused the pirate Solomon of genocide after finding out he ejected the Silurian s on - board their Ark into space . ( TV : " Dinosaurs on a Spaceship " ) Dalek genocides . As the Dalek s believed in racial purity and their superiority , they were responsible for many acts of genocide during their history . Races they destroyed included : Koral ' s species ( PROSE : " Prisoner of the Daleks " ) and Eve ' s species . ( TV : " The Mad Woman in the Attic " ) The Daleks wiped out the last Mechonoid s on Magella . ( PROSE : " Birth of a Legend " ) Dalek Caan committed genocide by killing all the Dalek - humans when they refused to obey the Daleks . When the Doctor confronted him , he offered help as he had already seen one genocide and had no wish to cause another . ( TV : " Evolution of the Daleks " ) Daleks of the New Dalek Empire destroyed the Tactire s . One individual , Es ' Cartrss , escaped , but later died in conflict with the Doctor . ( COMIC : " The Forgotten " ) The Daleks erased the Vildaran s from time with the Annihilator . ( AUDIO : " Legion of the Lost " ) The Humanised Dalek s destroyed Kata - Phobus , the last Kyrolian . ( COMIC : " Children of the Revolution " ) The Markhan Genocide was considered one of the Daleks ' greatest atrocities . ( PROSE : " The Ripple Effect " ) Doctor genocides . The Fourth Doctor destroyed Sutekh , the last known Osiran . He even taunted Sutekh as he died in the " temporal trap " , asking him how long Osirans live , before finally declaring , " The time of the Osirans is long past . Go . " ( TV : " Pyramids of Mars " ) The Fifth Doctor twice encountered other living Osirans , but was forced each time to destroy them as well . ( PROSE : " The Sands of Time " , AUDIO : " The Bride of Peladon " ) The Fourth Doctor tripped Eldrad , the last Kastrian , causing him to fall into a pit . Although the fall appeared to be fatal , the Doctor doubted he had really been killed . ( TV : " The Hand of Fear " ) He later encountered another surviving Kastrian , Mulkris , assigned to ensure that Eldrad ' s death sentence was carried out . ( AUDIO : " Eldrad Must Die ! " ) With Leela ' s help , the Fourth Doctor destroyed the last of the Fendahl . He dropped the remains of the Fendahl into a supernova to ensure their permanent destruction . ( TV : " Image of the Fendahl " ) However , this attempt appeared to have failed , as the Fendahl later managed to re - manifest in Kaldor City , ( AUDIO : " Checkmate " ) and the Eighth Doctor discovered that the Fendahl he defeated was only a fragment of the true Fendahl that remained trapped on Planet 5 ( although the true Fendahl was consumed by the Fendahl Predator ) . ( PROSE : " The Taking of Planet 5 " ) The Fourth Doctor may be arguably responsible for the death of Ligeia Bassett , the self - proclaimed last of the Valjax , as he destroyed the equipment that she was using to keep herself alive after her people were struck by a lethal plague , with Ligeia only keeping herself alive by transferring herself into the bodies of human women , this process resulting in accelerated aging and only serving as a temporary stop - gap measure ( AUDIO : " The Auntie Matter " ) . The Fourth Doctor fulfilled a Time Lord ' s solemn duty by killing the King Vampire , the last of the Great Vampire s and sole vampire survivor of the Vampire - Time Lord war . ( TV : " State of Decay " ) When the Sixth Doctor was forced to wipe out the Vervoid s to stop them killing the humans on Hyperion III . This was used against him in a trial occurring in his own past . When the Valeyard accused him of genocide , the Doctor said that he had no other option . ( TV : " Terror of the Vervoids " ) When the Eighth Doctor travelled to the events of the trial and met his sixth incarnation , he dismissed the charge due to the artificial nature of the Vervoids ' creation . ( PROSE : " The Eight Doctors " ) The War Doctor was about to commit double genocide when he planned to destroy the Time Lord s and most of the Dalek s at the end of the Last Great Time War with the Moment . It was apparently Rassilon ' s Ultimate Sanction , which threatened the whole universe , that convinced him he had no other choice . He believed to have committed it until the final part of his eleventh incarnation . ( TV : " Dalek " , " The End of Time " et al . ) Actually , with the help of the Tenth and Eleventh Doctor s , he found a different solution and with the help of " all thirteen " incarnations of himself , froze Gallifrey and the Time Lords in a pocket universe while the Daleks destroyed themselves . He forgot about these events because the timelines of the different incarnations were out of sync . ( TV : " The Day of the Doctor " ) During the Dark Times , the Fledgling Empires all but wiped out the Racnoss to prevent their devouring of planets . The Tenth Doctor later made them extinct when he flooded a ship of surviving young within the Earth . He was unknowingly aided by , who ordered the destruction of the Webstar which resulted in the death of the Empress of the Racnoss . ( TV : " The Runaway Bride " ) The Doctor accused his Meta - Crisis duplicate of genocide when he destroyed all the Daleks in the Medusa Cascade , along with their fleet and the Crucible . ( TV : " Journey ' s End " ) The Saturnyn s were wiped out , with the Eleventh Doctor ' s help , in their attempt to take over Venice and convert female humans into new mates for their males . The converts were killed in an explosion , leaving the males to die out . The last female , Rosanna Calvierri , offered herself as a last meal to them , after telling the Doctor she hoped that their extinction would haunt his conscience . ( TV : " The Vampires of Venice " ) The Twelfth Doctor destroyed Rann - Korr , the last Hyperion by channelling seas to his caverns . ( COMIC : " Terrorformer " ) Other genocides . By the time of the Thousand Year War between the Kaled s and the Thal s on Skaro , the Kaleds had wiped out the Dal s and the Tharon s , the two other sentient humanoid races who had evolved on the planet . ( AUDIO : " Purity " ) The Caxtarid wiped out four indigenous sentient species on Kapteyn 5 after their conquest of the planet . ( PROSE : " The Room With No Doors " ) After the death of all his species , Androvax went on a vengeful vendetta , destroying twelve planet s before finally being arrested by the Judoon when he attempted to destroy Earth . ( TV : " Prisoner of the Judoon " ) When the Weeping Angel s arrived on Alfava Metraxis , they wiped out the Aplan s . ( TV : " The Time of Angels " ) The Eleventh Doctor considered the complete destruction of the Cybermen at the hands of the Borg in the Federation universe genocide , although Captain Jean - Luc Picard did not share his grief . ( COMIC : " Assimilation² " ) Charlie Smith wiped out the Shadow Kin using the Cabinet of Souls , both in retaliation for their genocide of the Rhodian s and in order to prevent the same happening on Earth . ( TV : " The Lost " ) Planned genocides . The Archaeon s planned to purge the Earth of the life they had " seeded " since , due to the First Doctor disrupting their experiment , it had become disorderly and " run rampant " , no longer matching their carefully - planned vision . They were stopped when humanity retaliated with missile s , destroying them . ( AUDIO : " The Beginning " ) The Voord on Kandalinga planned to wipe out the native Fishmen once they were no longer of use to them , but were stopped by the First Doctor . ( PROSE : " The Fishmen of Kandalinga " ) Qar , the leader of an unnamed planet , planned to massacre the Tryod s so that her people could exploit the mineral wealth of the lands on which the Tryods lived . The massacre was prevented by Asiries , who was convinced to do so by the Second Doctor . ( PROSE : " The Word of Asiries " ) The Bannermen attempted to bring about the extinction of the Chimeron s . Only Delta escaped , along with an egg . After Billy converted into a Chimeron , the species was able to continue . ( TV : " Delta and the Bannermen " ) Miss Myers , a member of a fleshkind race , created a child whom she intended to exterminate the metalkind . This plot was foiled by Sarah Jane Smith . ( TV : " Sky " ) Rivesh Mantilax invented a genetic weapon that would allow him to destroy the entire Viperox race . The Tenth Doctor stopped him from using it , insisting that no one had the right to wipe out a whole species . However , he did modify the device to merely impede the Viperox , halting an attempted invasion of Earth and driving Lord Azlok and the aggressors back to Viperon . ( TV : " Dreamland " ) The Shakri desired to destroy the human race , whom they considered " pests " , but were stopped by the Eleventh Doctor . ( TV : " The Power of Three " ) Rassilon attempted to deploy the Tear of Isha into the Tantalus Eye , killing all life in the inhabited worlds of the Tantalus Spiral , but that plan was stopped by the War Doctor . ( PROSE : " Engines of War " ) Charlie Smith , the Prince of the Rhodian , believed that he could one day use the Cabinet of Souls to resurrect his fallen race after they were wiped out by the Shadow Kin . According to Charlie , the cabinet could use the souls of the Rhodian to burn and destroy the souls of a whole other race , but in the hands of a " hero " the souls of the Rhodian would transfer themselves into the bodies of the other race as well as burning their souls . Charlie admitted to Matteusz that either of these acts would cause the destruction of another race . ( TV : " Co - Owner of a Lonely Heart " )