<P> The Tenth Doctor is an incarnation of the Doctor , the protagonist of the BBC science fiction television programme Doctor Who , who is played by David Tennant in three series as well as nine specials . As with previous incarnations of the Doctor , the character has also appeared in other Doctor Who spin - offs . In the programme 's narrative , the Doctor is a centuries - old Time Lord alien from the planet Gallifrey who travels in time in his TARDIS , frequently with companions . At the end of life , the Doctor can regenerate his body ; in doing so , his physical appearance and personality change , and a new actor assumes the role . Tennant 's portrayal of the Doctor is of an outwardly charismatic and charming adventurer whose likable and easygoing attitude can quickly turn to righteous fury when provoked . </P>
<P> The Tenth Doctor is an incarnation of the Doctor , the protagonist of the BBC science fiction television programme Doctor Who , who is played by David Tennant in three series as well as nine specials . As with previous incarnations of the Doctor , the character has also appeared in other Doctor Who spin - offs . In the programme 's narrative , the Doctor is a centuries - old Time Lord alien from the planet Gallifrey who travels in time in his TARDIS , frequently with companions . At the end of life , the Doctor can regenerate his body ; in doing so , his physical appearance and personality change , and a new actor assumes the role . Tennant 's portrayal of the Doctor is of an outwardly charismatic and charming adventurer whose likable and easygoing attitude can quickly turn to righteous fury when provoked . </P>
how many seasons did david tennant play doctor who
how many seasons did david tennant play doctor who
three
three