Guest Stars Steven Weber as Dr. Dean Archer Kara Killmer as Paramedic Sylvie Brett Tehmina Sunny as Dr. Sabeena Virani Hannah Riley as Anna Charles Margaret Colin as Carol Conte Joe Miñoso as Firefighter Joe Cruz Cordelia Dewdney as Ramona Davis Jaq Seifert as Dr. Nic Young Hanako Greensmith as Paramedic Violet Mikami Justin Rain as Robert Forbes Tracey Greenwood as Michelle Howard Charlie Farrell as Mark Barragan Kumiko Konishi as Holly Forbes Co Starring Lorena Diaz as Nurse Doris Courtney Rioux as Paramedic Courtney Marie Tredway as Nurse Trinidad "Trini" Campos Cesar Jaime as Paramedic Cesar Desmond Gray as Paramedic Desmond Carlos Rogelio Diaz as Nurse Hank Logan Patrick Byrnes as Psych Tech Jim Collins Sonny Bhatt as Courier Chris Mast as Eddie Howard