Changes

The programme ran for twenty-six seasons between 1963 and 1989, at which point it was canceled indefinitely. Various forms of the series continued after the cancellation, with popular series of novels published by Target and then BBC Books, along with audio serials and re-releases of past episodes on VHS and DVD. Since 2005, a "new series" has been produced by BBC Wales.

The programme ran for twenty-six seasons between 1963 and 1989, at which point it was canceled indefinitely. Various forms of the series continued after the cancellation, with popular series of novels published by Target and then BBC Books, along with audio serials and re-releases of past episodes on VHS and DVD. Since 2005, a "new series" has been produced by BBC Wales.

The Doctor has the ability to regenerate his body when mortally weakened, a useful plot device that has allowed the role to be played on TV by ten different actors so far.

The Doctor has the ability to regenerate his body when mortally weakened, a useful plot device that has allowed the role to be played on TV by eleven different actors so far.

==The Doctors==

==The Doctors==