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 Larry Miller Guest Star Stephanie Allen Guest Star Tom Shadyac Executive Producer Flody Suarez Executive Producer Michael Bostick Executive Producer Tracy Gamble Executive Producer Bonnie Kallman Writer James Widdoes Director