How do you sell a two-hour silent non-fiction film to audiences?

In this short video Jane Giles, the BFI's Head of Content, talks to us about the BFI's distribution of non-fiction and silent films in general, and The Great White Silence in particular. She discusses both the commissioning process for a new score and the end result, and why Simon Fisher Turner was key to the BFI's success in distributing such a unique and astonishing film.