Keira Knightley to lead 'Last Night'

Debut feature from screenwriter Massy Tadjedin

SAN SEBASTIAN, Spain -- Keira Knightley will topline the romantic drama “Last Night," the first film from director Massy Tadjedin which is co-produced by Gaumont and Nick Wechsler Prods., the producers said Friday.

The movie, about a married couple apart for the night when the wife encounters a past love, will also star Sam Worthington ("Avatar"), Eva Mendes ("We Own the Night," which Wechsler produced) and Guillaume Canet ("Tell No One"). Principal photography will start in New York in October. Gaumont will handle worldwide sales and distribute the film in France.

Tadjedin recently sold her original script "Wednesday" to DreamWorks and is writing an untitled project for Steven Spielberg.