Blair Underwood Dr. Ben Turner Actor Vivica A. Fox Actor Michael Warren Ron Harris Actor Robert Morse Actor Hill Harper Dr. Wesley Williams Actor Phil Buckman Dr. Geoffrey Weiss Actor Maya Rudolph Nurse Grace Patterson Actor Viola Davis Nurse Lynette Peeler Actor Mik Scriba Guest Star Geoffrey Rivas Guest Star Sibila Vargas Guest Star Garrett Morris Guest Star Fran Bennett Guest Star Art Evans Guest Star Duane Davis Guest Star James McEachin Guest Star Phil Reeves Guest Star Tony Plana Guest Star Juanita Jennings Guest Star Octavia Spencer Guest Star Evelina Fernandez Guest Star LaRita Shelby Guest Star Julius Tennon Guest Star Dianna Maria Riva Guest Star Harold Sylvester Guest Star Niecy Nash Guest Star Zaid Farid Guest Star Tzi Ma Guest Star Nicki Micheaux Guest Star Aysia Polk Guest Star Robert Bailey Jr. Guest Star Shirley Jordan Guest Star Maxine Carter Guest Star Lee Weaver Guest Star K. Todd Freeman Guest Star Steven Bochco Executive Producer, Writer Paris Barclay Executive Producer, Director Nicholas Wootton Producer, Writer