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 Diana Hyland Joan Bradford Actor Michael Thoma Dr. Greg Maxwell Actor Virginia Vincent Daisy Maxwell Actor Jennifer Darling Donna Actor Brian Patrick Clarke Merle "The Pearl" Stockwell Actor Joan Prather Janet Bradford Actor Micheal Goodrow Ernie Fields Actor Ralph Macchio Jeremy Andretti Actor Philip Carice Executive Producer Lee Mendelson Executive Producer Lee Rich Executive Producer