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.
Stars: Hugh Laurie, Tom Hiddleston, Alistair Petrie
Director(s): John le Carré, David Farr
Writer(s): John le Carré, David Farr
Genres: Crime,Drama,Mystery,Thriller