The CIA scores a major break when Vitaly Yurchenko, a high-ranking KGB officer, defects to the US. Assigned as the lead in the debriefing, Aldrich Ames engages in a verbal cat-and-mouse game to determine whether he is in danger of being ratted out. Ames considers taking drastic measures when Yurchenko reveals that he knows of a mole in the CIA. Meanwhile, Sandy frets over the safety of a beloved and esteemed asset, General Dmitri Polyakov.
Casts:
Jodie Whittaker, Paul Rhys, Harriet Walter, Ralph Brown, Christina Cole, Stuart Milligan, Lex Shrapnel, Catalina Denis, John Lynch, Akie Kotabe, Amelia Clarkson, Julian Ovenden, Goran Kostić