Patrick Duffy Frank Lambert Actor Suzanne Somers Carol Foster Actor Staci Keanan Dana Foster Actor Bronson Pinchot Actor Brandon Call John Thomas "J.T." Lambert Actor Angela Watson Karen Foster Actor Christine Lakin Alicia "Al" Lambert Actor Christopher Castile Mark Foster Actor Josh Byrne Actor Jason Marsden Rich Halke Actor Emily Mae Young Lilly Lambert Actor Alexandra Adi Guest Star Benny Luciano Guest Star Clara Houser Guest Star Brian Wagner Guest Star Elizabeth Beaumont Guest Star Thomas Hobson Guest Star Mick Cain Guest Star J.C. Anderson Guest Star Eben Ham Guest Star Thomas L. Miller Executive Producer Robert L. Boyett Executive Producer William Bickley Executive Producer Michael Warren Executive Producer Ross Brown Executive Producer Richard Correll Director Joel Zwick Director Mark Linn-Baker Director