The Doctor (Doctor Who) Big Finish Productions. Matt Smith made a brief "imagined" cameo seen only by actor William Hartnell (portrayed by David Bradley), in the movie dramatising the early years of Doctor Who "An Adventure in Space and Time". In early production documents, the Doctor was said to be 650 years old, although this was never stated on screen. By the time the Doctor did cite his age ("Let me see, in human terms, 400, yes, 450 years" in the serial "The Tomb of the Cybermen" (1967); he kept a 500-year diary), he had already regenerated to a younger form. The intention at
Eternal (Doctor Who) Eternal (Doctor Who) The Eternals are a race of cosmic beings first introduced in the "Doctor Who" TV adventure "Enlightenment" with the 5th Doctor (Peter Davison) in 1983. An Eternal who called himself Striker explains to the Doctor that he and his people live outside of time, in the realm of eternity. They consider the mortal inhabitants of the universe to be "Ephemerals", including even the Time Lords of the planet Gallifrey. Striker seems completely unaware of the existence of the Time Lords before meeting the Doctor. In the "Enlightenment" serial, the Doctor eventually realizes that the Eternals are powerful