According to the New York Daily News, the two stars, who are currently working together on the film We Own the Night in New York, didn’t seem to hide their feelings for one another. A source said, "They held hands and danced together. It was weird – everyone knows she has a longtime boyfriend."
Mendes, who is a former girlfriend of actor Matt Damon, is currently in a relationship with director George Gargurevich. A spokesperson for the actress denies that Mendes and Phoenix are a couple, but said that the two are good friends.