Danny Pink is a fictional character in the long-running British science fiction television series Doctor Who. Created by Steven Moffat and portrayed by actor Samuel Anderson, he is a supporting character in the eighth series of the programme, first appearing in the episode, "Into the Dalek". He becomes the boyfriend of the Twelfth Doctor 's companion Clara Oswald. Formerly a soldier, Danny now works as a Maths teacher at Coal Hill School. Danny and the Doctor come to disapprove of each other throughout the series, with the Doctor disliking Danny being a former soldier, while Clara's travels with the Doctor puts friction on her relationship with Danny. Throughout the series, Danny, the Doctor, and Clara develop a dynamic with each other, with multiple episodes exploring their relationships with each other. Danny is eventually killed and revived as a cyborg known as a Cyberman during the episodes "Dark Water" and "Death in Heaven". During the events of "Death in Heaven," the converted Danny dies while stopping antagonist the Master 's plot to turn the entire Earth into Cybermen.