Lou Taylor Pucci, Zooey Deschanel and Jena Malone all dance the "Madison" as an homage to Jean-Luc Godard's Band of Outsiders (1964) where Anna Karina, Sami Frey and Claude Brasseur dance it in a café.
The beach scene at California was filmed in Oregon.
Martin Hynes's father plays the old man wearing the cowboy hat at the car wash in the beginning of the film.
The high school at the beginning of the film is Martin Hynes's former school. During filming, student extras found his picture in old yearbooks.