Digital Spy have a brief interview with actor David Harewood, who will be appearing in this Christmas’ final Doctor Who episode starring David Tennant before newcomer Matt Smith takes over. Asked about his character, Harewood said:
“He’s a rather strange individual. He wants to do something remarkable and he seeks the help of probably the most evil person in the universe. And by seeking his help, he sets in motion a series of events that could possibly bring about the end of the world.”
You can read the full interview here.