Dick Van Patten Tom Bradford Actor Betty Buckley Sandra Sue Abbott "Abby" Bradford Actor Adam Rich Nicholas Bradford Actor Willie Aames Tommy Bradford Actor Connie Needham Elizabeth Bradford Actor Dianne Kay Nancy Bradford Actor Susan Richardson Susan Bradford Stockwell Actor Laurie Walters Joannie Bradford Actor Lani O'Grady Mary Bradford Actor Grant Goodeve David Bradford Actor Michael Thoma Dr. Greg Maxwell Actor Virginia Vincent Daisy Maxwell Actor Jennifer Darling Donna Actor Sylvia Sidney Guest Star Dennis Patrick Guest Star Louise Latham Guest Star Jeff Altman Guest Star Walter O. Miles Guest Star Richard Kline Guest Star Montana Smoyer Guest Star Theodore Lehmann Guest Star Jeff Maxwell Guest Star Alexis Jacks Guest Star Jimmy Walton Guest Star Hindi Brooks Writer Philip Leacock Director