London: BBC has launched a poll to find the greatest movie soundtrack of all time.
The poll, which is a part of `Sound of Cinema` season of the network, has invited listeners to vote from a shortlist of 20 films.
The shortlisted film scores include, `Star Wars`, `The Sound of Music`, `The Third Man` and `West Side Story`.
The winning track, receiving the highest votes, will be revealed on Radio 3 and played live by the BBC Concert Orchestra.
The list has been compiled by film fans and experts from across the BBC, including Radio 2`s Simon Mayo, Radio 3`s Matthew Sweet and Tommy Sandhu from Asian Network.
Other films on the list are `Bombay`, `Billy Elliot`, `Grease`, `The Dark Knight Rises`, `There Will Be Blood` and `Django Unchained`.