Tinker Tailor Soldier Spy trailer unmasked

This is the first trailer for the new movie version of John le Carré's hit novel Tinker Tailor Soldier Spy, which is due for release in the UK on September 16.

Gary Oldman, Colin Firth, Mark Strong, John Hurt, Tom Hardy and Benedict Cumberbatch are among the all-star cast for the eagerly-anticipated espionage thriller, which follows ex-spy George Smiley who is brought out of retirement to hunt down a Soviet spy at the heart of British intelligence.