Days of Summer is a 2009 comedy drama film. It was written by Scott Neustadter and Michael H. Weber, directed by Marc Webb, produced by Mark Waters, and stars Joseph Gordon-Levitt and Zooey Deschanel. The film employs a nonlinear narrative structure, with the story based upon its male protagonist and his memory-driven look at a failed relationship. Principal photography began in April 2008 in Los Angeles, California.