Veteran spy Nathan Muir is on the verge of retiring from the CIA when he learns that his one-time protégé and close friend, Tom Bishop, is a political prisoner sentenced to die in Beijing. Although their friendship has been marred by bad blood and resentment, Muir agrees to take on the most dangerous mission of his career and rescue Bishop.

A dramatization of the events at Gallipoli using the letters of the soldiers who were there.

In April 1980, armed gunmen stormed the Iranian Embassy in Princes Gate, London and took all inside hostage. Over the next six days a tense standoff took place, all the while a group of highly trained soldiers from the SAS prepared for a raid the world had never seen the likes of.