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 Louis Gossett Jr. Leo Malcolm Guest Star Hedy Burress Joanie Moore Guest Star Justina Machado Claudia Diaz Guest Star Gil McKinney Dr. Paul Grady Guest Star Ariel Winter Lucy Moore Guest Star Laura Cerón Nurse Chuny Marquez Guest Star Troy Evans Frank Martin Guest Star Michael Raymond-James Stuart Moore Guest Star Montae Russell Dwight Zadro Guest Star Tara Karsian Liz Dade Guest Star David Zabel Executive Producer John Wells Executive Producer Eriq La Salle Director