Epguides.com: Police Squad!: Lists titles and airdates for episodes. Includes information on the related theatrical films.
Frank Drebin: My Hero: Dialogue snippets from the main characters, as well as information on the show's format.
Police Squad! In Color: Character profiles and episode information.
Police Squad! In Color!: A-Z encyclopedia of the series. Includes episode information and pictures.
The Files of Police Squad!: Cast information, episode summaries, and quotes.