Book, 'Life Lessons from Xena, Warrior Princess: A Guide to Happiness, Success, and Body Armor'. Kansas City, Mo.: Andrews McMeel, 1998, ISBN 0836267672
Co-author of book, 'Growing Up Brady: I Was a Teenage Greg', with Barry Williams. New York: HarperPerennial, 1992, ISBN 0060965886
Co-author of book, 'Perfect I'm Not: Boomer on Beer, Brawls, Backaches, and Baseball', with David Wells, 2003, ISBN 0060508248
Co-author of book, 'Star Trek Memories', with William Shatner. New York: HarperCollins, 1993, ISBN 0060177349
Co-author of book, 'Star Trek Movie Memories', with William Shatner. New York: HarperCollins, 1994, ISBN 0060176172
Co-author of book, 'Get a Life', with William Shatner. New York: Pocket Books, 1999, ISBN 0671021311