Prime Minister Michael Callow faces a shocking dilemma when Princess Susannah, a much-loved member of the Royal Family, is kidnapped.

Vanessa turns to old friend Ferdinand Lyle for help, who introduces her to a new ally. Meanwhile, Lily, Dorian and Justine put their plan in motion; and Ethan, Sir Malcolm…

Kaetenay has a vision of impending doom. Frankenstein and Jekyll get help from an unlikely foe. The Creature finally gains courage. Vanessa learns an awful truth.

Ethan, Sir Malcolm and Kaetenay return to London, where Ethan searches for Dr. Frankenstein. Dr. Seward discovers Renfield’s secret. Lily reveals a heartbreaking story from Brona Croft’s past.

Season finale. Ethan learns the shocking truth about Kaetenay. Dr. Seward uses hypnosis on Renfield. Meanwhile, The Creature must make a moral decision as Sir Malcolm, Ethan, Kaetenay, Dr. Seward…

Vanessa asks Seward to hypnotically regress her after learning that she met the Master sometime in the past. Rusk learns that Ethan has a new ally. Caliban finds his wife…

Hecate and Ethan try to survive in the desert wasteland, as thirst and their unrelenting pursuers take their toll. Meanwhile, Victor and Henry continue with their work in Bedlam.

Ethan, now a prisoner under the watchful eye of Scotland Yard Inspector Rusk, is on a train speeding through the desert of the American West. Meanwhile, Sir Malcolm is confronted…

Lily and Dorian pay a visit to a most unusual show, and Vanessa invites Sweet to a different show. Rusk sets out to track down Ethan and make sure that…

The team has been left shocked by Lucas’s betrayal, and with Harry Pearce on gardening leave, Section D has a new leader called Erin Watts. She has brought Calum Reed…

Calum is attacked by a gang of street muggers during a routine intelligence-sharing exercise with MI6. The laptop he was carrying is stolen, and contains highly-classified information on MI5’s undercover…

Harry is puzzled by the sudden death of CIA boss Samuel Walker. Harry is convinced that he did not commit suicide and when another CIA agent dies he begins to…

With the country on the verge of bankruptcy, the government can’t pay its national debt payments. Section D is asked to get back more than a billion pounds of illegal…

After a Pakistani intelligence officer is murdered in South London, the head of the Pakistani intelligence service talks to Harry and Ros. They learn that there is a planned attack…

With India and Pakistan on the brink of war, emergency talks are set up in an exclusive London hotel. Section D faces its biggest challenge yet, as the team tries…

The country reaches crisis point when energy supplies are threatened by an explosion at a gas processing plant. With reserves on the verge of running out, Britain is forced to…

The pressure is on for Section D when a secret meeting of powerful tycoons is stormed by armed terrorists and eight of the world’s richest men are taken captive. But…

Lucas’s past comes back to haunt him when his former torturer Darshavin turns up with intelligence about a bomb in London. Harry fears Darshavin still has a psychological hold over…