John Ritter Paul Hennessy Actor Katey Sagal Cate Hennessy Actor Kaley Cuoco Bridget Hennessy Actor Amy Davidson Kerry Hennessy Actor Martin Spanjers Rory Hennessy Actor Billy Aaron Brown Guest Star Brian Sites Guest Star Trent Gill Guest Star Tom Shadyac Executive Producer Flody Suarez Executive Producer Michael Bostick Executive Producer Tracy Gamble Executive Producer Bill Callahan Writer Philip Wen Writer James Widdoes Director