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 Debby Boone Guest Star Eric Gustavson Guest Star Oliver Muirhead Guest Star Michael Rothhaar Guest Star Thomas L. Miller Executive Producer Robert L. Boyett Executive Producer William Bickley Executive Producer Michael Warren Executive Producer Ross Brown Executive Producer