Third Doctor See List of non-televised Third Doctor stories. Third Doctor The Third Doctor is an incarnation of the Doctor, the protagonist of the BBC science fiction television series "Doctor Who". He was portrayed by actor Jon Pertwee. Within the series' narrative, the Doctor is a centuries-old Time Lord alien from the planet Gallifrey who travels in time and space in his TARDIS, frequently with companions. At the end of life, the Doctor can regenerate his body; as a result, his physical appearance and personality change. Pertwee portrays the third such incarnation, a dapper man of action of stark contrast to his
The Master (Doctor Who) Finish did a trilogy of audios featuring the Master in 2016; "And You Will Obey Me" pits the Fifth Doctor against the Beevers incarnation of the Master, seeking to regain his body after an unspecified attack left him seriously injured and hunted, and "Vampire of the Mind" pits the Sixth Doctor against the MacQueen incarnation of the Master, who is seeking to drain the neural energy of the Doctor and various Earth scientists to restore his own mind after some terrible accident. These two storylines come together in "The Two Masters", in which the Seventh Doctor faces both of these