Christopher Gorham Dr. Benjamin Barnes Actor Stockard Channing Dr. Lydia Barnes Actor Henry Winkler Dr. Stewart Barnes Actor Ty Burrell Dr. Oliver Barnes Actor Paula Marshall Dr. Regina Barnes Actor Jennifer Tilly Guest Star Priscilla Taylor Guest Star Carson Elrod Guest Star Tangie Ambrose Guest Star Jeremy Rowley Guest Star Katharine Powell Guest Star Charles C. Stevenson Jr. Guest Star Mary Anne McGarry Guest Star Deanna Wright Guest Star Jarrod Bailey Guest Star Christopher Shea Guest Star Larissa Gomes Guest Star Jann Carl Guest Star Carol Ann Susi Guest Star Lillian Adams Guest Star Joe Keenan Executive Producer, Writer Christopher Lloyd Executive Producer, Writer Sheldon Epps Director Mark Cendrowski Director Joe Regalbuto Director James Widdoes Director D.J. Nash Writer Philip Charles MacKenzie Director Bob Kherr Director Kelsey Grammer Director Gail Mancuso Director Sivert Glarum Writer Alex Barnow Writer Bob Daily Writer David Litt Writer Scott Ellis Director Michael Jamin Writer Marc Firek Writer