This is BBC Four
Daily from 7.00pm.
Programmes start at 7.00pm.
Thailand: Earth's Tropical Paradise
3. The Mysterious North
A look at the ancient creatures and surprising partnerships of northern Thailand.
Mysterious Origins of Insects
A journey into the eye-opening realm of insects to better understand how they evolved.
Inside Chernobyl's Mega Tomb
Film following the team racing to entomb the ruins of the Chernobyl nuclear power plant.
Tinker Tailor Soldier Spy
Series 1: 3. Smiley Tracks the Mole...
George Smiley sets out for Oxford to visit an old and invaluable friend.
Series 1: 4. How It All Fits Together...
Smiley remembers Karla, the legendary head of Moscow Circus.
Series 1: 5. Tinker Tailor
Smiley thinks that the time has come to call on Jim Prideaux.
