Every Regeneration from one incarnation of the Doctor to another, from 1963 to 2013. An update to BrianRimmer's regeneration compilation. All copyrights belong to BBC, BBC Worldwide, BBC America.
1. William Hartnell - Patrick Troughton: The Tenth Planet, Part 4 (1966)
* The First Doctor dies of old age / exhaustion due to the energy drain on the planet Mondas.
2. Patrick Troughton - Jon Pertwee: The War Games, Part 10 (1969)
* The Second Doctor is exiled to Earth by the Time Lords and is forced to regenerate.
3. Jon Pertwee - Tom Baker: Planet Of The Spiders, Part 6 (1974)
* The Third Doctor dies of radiation poisoning from the crystals of Metabelis Three.
4. Tom Baker - Peter Davison: Logopolis, Part 4 (1981)
* The Fourth Doctor falls from the Pharos Project radio telescope and merges with the Watcher.
5. Peter Davison - Colin Baker: The Caves Of Androzani, Part 4 (1984)
* The Fifth Doctor dies of spectrox toxaemia exposure on Androzani Minor.
6. Colin Baker - Sylvester McCoy: Time And The Rani, Part 1 (1987)
* The Sixth Doctor regenerates when the Rani shoots down the TARDIS.
7. Sylvester McCoy - Paul McGann: Doctor Who: The Movie (1996)
* The Seventh Doctor is shot by a gang member, then dies while being operated on in hospital.
8. Paul McGann - John Hurt: Night of the Doctor (2013)
* The Eight Doctor is mortally injured attempting to save a woman from a crashing ship, and is given a concoction by the Sisterhood of Kaan in order to regenerate into a Warrior to fight the Time War.
9. John Hurt - Christopher Eccleston: Day of the Doctor (2013)
* The War Doctor regenerates after ending the Time War as he is dying of old age.
10,. Christopher Eccleston - David Tennant: The Parting Of The Ways (2005)
* The Ninth Doctor dies of cellular degeneration caused by absorbing the energies of the Time Vortex.
11. David Tennant - Matt Smith: The End Of Time, Part 2 (2010)
* The Tenth Doctor dies of radiation poisoning caused by the faulting power supply of the Immortality Gate.
12. Matt Smith - Peter Capaldi: Time of the Doctor (2013)
*The Eleventh Doctor find himself dying of old age after protecting Trenzalore from assault for centuries. The Time Lords reward him with a new regeneration cycle via the Time cracks in return for saving Gallifrey.
