Special Guest Stars Paul McCrane as Dr. Robert Romano John Aylward as Dr. Donald Anspaugh Penny Johnson Jerald as Nurse Practitioner Lynette Evans Valerie Mahaffey as Joi Abbott Carl Lumbly as Dr. Graham Baker Guest Stars Laura Cerón as Nurse Chuny Marquez Deezer D as Nurse Malik McGrath Abraham Benrubi as Jerry Markovic Conni Marie Brazelton as Nurse Connie Oligario Jorja Fox as Dr. Maggie Doyle Cress Williams as Officer Reggie Moore Elizabeth Barondes as Heather Ron Fassler as Mr. Rosen Bill Henderson as Charley Barnes Dick Miller as Mr. Ackerman Terri Hanauer as Mrs. Haggerty William Bumiller as NASA lecturer Co Starring Emily Wagner as Paramedic Doris Pickman Demetrius Navarro as Paramedic Morales Kyle Chambers as Ricky Abbott Janni Brenn as Nurse Kass Kenneth Alan Williams as Dr. Gabriel P.J. Palmer as Med Student Hamilton Mitchell as Guy from Chairs Kate Mulligan as Riggs Brian Turk as Michaels Lisa Brounstein as Wanda Jean Meredith Kevin McClatchy as Fred Danziger Kerri Higuchi as Student #2 Netfa Perry as Seminar Woman #1 Rachel Grate as Donna Malayika Singley as Seminar Woman #2 Almayvonne as Seminar Woman #3 Alec Plummer as Aaron Rosen
