Zooey Deschanel and Joseph Gordon-Levitt are about to go through one long summer. According to Variety, Deschanel and Gordon-Levitt have signed on for 500 Days of Summer. They are joined by Clark Gregg, Minka Kelly, Matthew Gray Gubler and Rachel Boston in the cast.

The film centers on a man (Gordon-Levitt) who falls head-over-heels in love with a woman (Deschanel). The problem is that the woman doesn't believe in love.

Scott Neustadter and Michael Weber wrote the screenplay and Marc Webb will direct. Shooting commenced on Tuesday in Los Angeles. No release date has been set.