Smiley's operation in Hong Kong becomes increasingly dangerous.
Dramatisation of John le Carre's classic novel featuring intelligence officer George Smiley.
Set against the backdrop of the war in Indochina in 1975, spymaster George Smiley uncovers a trail of Russian money leading to a prominent Hong Kong citizen.
But what is the money for?
Smiley's operation in Hong Kong becomes increasingly dangerous when the government and American Intelligence begin to take notice.
Smiley's plans to get hold of Russian spy Nelson Ko are coming to a head.
But Smiley has pinned his hopes on Jerry Westerby - and Westerby has plans of his own.