Who is Allons-y!?
The Tenth Doctor is an incarnation of the Doctor, the protagonist of the British science fiction television series Doctor Who. He is played by David Tennant in three series as well as nine specials. The character has also appeared in other Doctor Who spin-offs. Within the series' narrative, the Doctor is a centuries-old alien Time Lord from the planet Gallifrey who travels in time and space in the TARDIS, frequently with companions. At the end of life, the Doctor regenerates; as a result, the physical appearance and personality of the Doctor changes. Tennant's portrayal of the Tenth Doctor is of an outwardly charismatic and charming adventurer whose likable and easygoing attitude can quickly turn to righteous fury when provoked. Preceded in regeneration by the Ninth Doctor (Christopher Eccleston), he is followed by the Eleventh Doctor (Matt Smith). This incarnation's companions include some who travelled with his previous incarnation: working-class shop assistant Rose Tyler (Billie Pip...