S1, E2: East Berlin in the late 1980's. American agent Jack Grant has been sent there to find out why five C.I.A. agents have disappeared without trace. Slipping through the Berlin Wall, he exchanges places with a stagehand at a concert hall. As Grant burrows deeper into the Communist organisation, he uncovers a political time-bomb - an assassination plot for soviet leader, Mikhail Gorbachev. Starring Beau Bridges, Kenneth Cranham, Alan Howard, Enn Reitel and James Faulkner.