A Dalek fleet surrounds a lone rebel ship, and only the Doctor can help them now… With the Doctor facing his greatest enemy, he needs Clara by his side. Confronted with a decision that could change the Daleks forever, he is forced to examine his conscience. Will he find the answer to the question, “am I a good man?”
Written by Phil Ford and Steven Moffat, and directed by Ben Wheatley (Kill List)
The episode introduces Samuel Anderson (History Boys) as Danny Pink, a teacher at Coal Hill School, where Clara Oswald (Jenna Coleman) also teaches.