Last Night is a 2010 romantic drama film that was written and directed by Massy Tadjedin, her directorial debut. The film follows married couple Joanna Reed (Keira Knightley) and Michael Reed (Sam Worthington), who are tempted by different forms of infidelity when they spend a night apart following a fight. Joanna is emotionally drawn to her ex-boyfriend Alex Mann (Guillaume Canet) while Michael is physically attracted to his co-worker Laura Nunez (Eva Mendes). The cast includes Griffin Dunne, Daniel Eric Gold, Anson Mount, Stephanie Romanov, Scott Adsit, Justine Cotsonas, and Chriselle Almeida. Last Night was produced by Entertainment One in association with the Gaumont Film Company, and deals with questions about emotional and physical infidelity.