The team is reeling from the shocking discovery of a mole among them, and as the Soviet plot continues unabated, it is up to Wendy to give the team the break they need. Meanwhile, when Sarah finds herself in danger, Alan is forced to make a decision that can make or break their relationship. Joe has trouble of his own when leaked information threatens the investigation and the lives of the team.
Did You Know?
While it may seem that shipping containers in this episode labeled "Hyundai" and "Hamburg Süd" are anachronisms, they are not. Hyundai started as an international construction company in the 40s and Hamburg Süd has been around since the 1800s. See more
When Alan is being questioned, he says he was first recruited whilst working for British Aerospace. The series is set in 1972, five years before British Aerospace was formed. See more