Beyond Chip: A Fred Koehler Tribute Includes articles, filmography, pictures, and special humor pages devoted to "Oz," in which Fred guest-starred. http://www.geocities.com/ozkitticatt

IMDb: Frederick Koehler Includes filmography and awards. http://us.imdb.com/name/nm0462735/

IMDb: Catherine Keener The Internet Movie Database includes filmography, profile, image gallery, and links. http://us.imdb.com/name/nm0001416/