Fourteenth Doctor

Played by David Tennant

"I know these teeth…"

First Regular Appearance	Last Regular Appearance
The Power of the Doctor	...

A tumultuous clash with the Master saw the Doctor being forcefully regenerated into her best enemy - and back again, with the help of Yaz and a few more of the Doctor’s friends. However, the Doctor was left mortally wounded by the experience; and after saying goodbye to Yaz, she regenerated peacefully and alone. But the new Doctor discovered his new face was in fact an old face – that of one of his former incarnations! What has caused him to revisit his old appearance? Is there more at work here than even the Doctor can understand? Only time (and space) will tell…