Spooks

The MI-5 operatives work to derail an American anti-abortion activist before she can use the explosives she's smuggled into the country.

Tom and Helen pose as a married couple to infiltrate the home of Robert Osborne, a violent racist suspected of trying to incite riots.

Zoe attends a reception at the Turkish consulate. Unfortunately, the gathering is interrupted by terrorists, who take everyone hostage.

Tom's mentor uses such an unconventional approach when he infiltrates a protest group that the operatives question whether he's still loyal to MI-5.

After serving out a prison term, a corrupt former member of Parliament claims he's written a memoir that could cause a government collapse.

An Irish terrorist offers to provide information on a planned nuclear power station attack -- but in return, he wants 30 surveillance-free hours.