Dallas Observer: Back to School: Article by Robert Wilonsky discussing the show with producer Judd Apatow.
IMDb: Undeclared: Cast, crew, and production information.
Modern Humorist: The Freakiest Geek: Interview with Judd Apatow about Undeclared and Freaks and Geeks.
Television Without Pity: Undeclared: Humorous episodes guides and interviews with cast and crew members.
TV.com: Undeclared: Episode guide and cast list.
Undeclared: Official DVD site with scripts, video clips, audio downloads, and links.