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