The Winds of War (1983)

S10E3 Dirty Bomb

MI5 is alerted to a critical situation: radioactive substances have been found at an airport. Intelligence reveals that a notorious anarchist known for his dirty bomb expertise has infiltrated the country. To gather more information, they recruit Dimitri to seduce the anarchist's sole contact, his sister Natalie. This mission poses ethical dilemmas for Dimitri, but he manages to get closer to the bomb-maker through her. Ultimately, his personal ties to both siblings become crucial in navigating the dangerous and high-stakes conclusion of the operation.