Parminder Nagra Dr. Neela Rasgotra Actor Linda Cardellini Nurse Samantha Taggart Actor John Stamos Dr. Tony Gates Actor Scott Grimes Dr. Archie Morris Actor David Lyons Dr. Simon Brenner Actor Angela Bassett Dr. Cate Banfield Actor Tom Arnold The Big Kahuna Guest Star Courtney B. Vance Russell Banfield Guest Star Shane West Ray Barnett Guest Star Hedy Burress Joanie Moore Guest Star Justina Machado Claudia Diaz Guest Star Rooney Mara Megan Guest Star Ariel Winter Lucy Moore Guest Star Laura Cerón Nurse Chuny Marquez Guest Star Troy Evans Frank Martin Guest Star Dagney Kerr Hedda Lanford Guest Star David Zabel Executive Producer John Wells Executive Producer