The current lead, Peter Capaldi, took on the role after Matt Smith's exit in the 2013 Christmas special "The Time of the Doctor", and confirmed he would be leaving at the end of the tenth series.
The current lead took on the role after Matt Smith's exit in the 2013 Christmas special "The Time of the Doctor". The current lead confirmed. He would be leaving at the end of the tenth series. Peter Capaldi was the current lead.