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A suspicious Roper gathers his entourage around him in an attempt to root out the traitor, forcing Pine to play a dangerous game. In London, Burr and Steadman face mounting opposition from Whitehall.
First Air Date : Feb 21, 2016
Last Air date : Mar 27, 2016
Episode : 6 Episode
Season : 1 Season
Runtime: 59:14 minutes
Studio: BBC One
