The first trailer for Sean Penn's upcoming movie "The Last Face" has been revealed.

Directed by Penn, the movie stars Javier Bardem and Charlize Theron as two relief workers named Miguel and Wren, who fall in love when working in war-torn Liberia. The film explores the challenges faced by the pair in handling both their own affair and the conflict in which they find themselves.

Jared Harris, Jean Reno and Adele Exarchopoulos also feature in the film.