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 Janis Paige Guest Star Lawrason Driscoll Guest Star Robin Williams Guest Star William Callaway Guest Star Alf Kjellin Guest Star Jed Cooper Guest Star Ernest Emling Guest Star Wayne Northrop Guest Star Lin Shaye Guest Star Rod Peterson Writer Claire Whitaker Writer Ray Marsh Director