Doppelgänger

Several times there has been characters who appear exactly like another character, as part of the story plot. This list does not include instances where different incarnations of the Doctor have met or interacted, but it does include occasions where more than one version of the same incarnation encounter each other (due to time travel or some other interference).

Coincidental doppelgängers

 * Abbot of Amboise and the Doctor. (DW: The Massacre)
 * Ramón Salamander and the Doctor. (DW: The Enemy of the World)
 * Strella and Romana I. (DW: The Androids of Tara)
 * Ann Talbot and Nyssa. (DW: Black Orchid, MA: The Sands of Time)
 * Peri and Queen Anne (but Queen Anne has a crooked nose). (BFA: The Church and the Crown)

Deliberate doppelgängers

 * The Daleks create a robot double of the First Doctor. (DW:The Chase)
 * The Chameleons adopted the appearance over several people including Polly (DW:The Faceless Ones)
 * General Scobie came face-to-face with his Auton replacement. (DW: Spearhead from Space)
 * Bill Filer is duplicated by Axos. (DW:The Claws of Axos)
 * The Zygons impersonate several people including Harry Sullivan (DW:Terror of the Zygons)
 * The Fourth Doctor, Sarah-Jane Smith, Sergeant Benton and Harry Sullivan are all duplicated as robots by the Kraals. *DW: The Android Invasion)
 * The Doctor and Leela are cloned. (DW:The Invisible Enemy)
 * Romana II chooses to take on the appearance of Astra of Atrios when she regenerates. (DW: The Armageddon Factor and Destiny of the Daleks)
 * Meglos and the Doctor (DW: Meglos)
 * Omega and the Doctor. (DW: Arc of Infinity)
 * The Daleks create multiple duplicates, Stein amongst them. (DW: Resurrection of the Daleks)
 * Sharaz Jek created android doubles of Major Salateen, the Fifth Doctor and Peri. (DW: The Caves of Androzani)
 * Dr. Who and the Doctor. (NA: Conundrum, Head Games)
 * A clone of the Sixth Doctor. (BFA: Project: Lazarus)
 * The Autons created a duplicate of Mickey Smith. (DW: Rose)
 * Martha Jones is cloned by the Sontarans. (DW: The Sontaran Stratagem)

People meeting themselves

 * The TARDIS crew see potential future versions of themselves as exhibits. (DW: The Space Museum)
 * The Doctor (third incarnation) and Jo Grant meeting themselves due to a temporal paradox. (DW: Day of the Daleks)
 * The Doctor (third incarnation), the Doctor (second incarnation) and the Doctor (first incarnation). (DW: The Three Doctors)
 * The Doctor (fifth incarnation), the Doctor (first incarnation), the Doctor (third incarnation) and the Doctor (second incarnation). (DW: The Five Doctors)
 * The Doctor (sixth incarnation) and the Doctor (second incarnation). (DW: The Two Doctors)
 * the Doctor (tenth incarnation) and the Doctor (fifth incarnation). (DW: Time Crash)
 * The Doctor (fifth incarnation), the Doctor (sixth incarnation) and the Doctor (seventh incarnation). (BFA: The Sirens of Time)
 * The Fifth incarnation and Seventh incarnation of the Doctor. (MA: Cold Fusion)
 * The Doctor (eighth incarnation) meeting his previous selves. (EDA: The Eight Doctors)
 * The Doctor (eighth incarnation) finding The Relic. (EDA: ''Alien Bodies)
 * The Master and Koschei (from an alternate universe). (PDA: The Face of the Enemy)
 * The Brigadier (1977) and The Brigadier (1983). (DW: Mawdryn Undead)
 * Fitz Kreiner and Father Kreiner. (EDA: The Ancestor Cell)
 * Jason Kane and his clone. (NA: Happy Endings)
 * Mickey Smith meets, and eventually replaces, his parallel-world counterpart (Ricky Smith). (DW:Rise of the Cybermen/The Age of Steel)
 * The Ninth Doctor and Rose Tyler travel back in time to the day her father died. They later travelled back once again and saw themselves. (DW: Father's Day)
 * The Third Doctor travels to a parallel universe and encounter other versions of Alistair Gordon Lethbridge-Stewart, Liz Shaw and John Benton. (DW: Inferno)

Stolen Bodies
Not quite real doppelgängers are the times that bodies are invaded and taken over by another being, but the principle of looking like someone else remains.


 * The Master has stolen the body of Tremas. (DW: The Keeper of Traken)
 * The Master has stolen the body of Bruce. (DW: Doctor Who: The TV Movie)
 * Fenric has stolen the bodies of Judson and Sorin. (DW: The Curse of Fenric)
 * A Butterfly Person stole the body and identity of a prostitute called Mary. (TW: Greeks Bearing Gifts)
 * The Slitheen Family use compression fields to wear the skins of other forms of life and take their place. (DW: Aliens of London/World War Three, Boom Town, NDA: The Monsters Inside, SJA: Revenge of the Slitheen, The Lost Boy)
 * The Blathereen Family use stolen Slitheen compression fields to take the place of several personal on the prison planet Justicia. (NDA: The Monsters Inside)
 * The Beast stole the body of Tobias Zed and posed as him. (DW: The Impossible Planet/The Satan Pit)
 * The Family of Blood take living bodies as hosts and are known to take their place. (DW: Human Nature/Family of Blood)
 * The Aubertide can assume the appearance of anything or anyone they eat. (NA: Human Nature)

Other

 * Zagreus and the Doctor. (BFA: Neverland, Zagreus)
 * Townsend, Tepesh and Winky are projections of the Fifth, Sixth and Seventh Doctors. (BFA: Zagreus)
 * The Doctor transferred his regeneration energy to his hand, and when Donna Noble touched it, she created a clone of the Doctor. (DW: Journey's End)