Guest Stars Marc Grapey as Peter Kalmick Roland Buck III as Dr. Noah Sexton Patti Murin as Dr. Nina Shore Jeff Hephner as Med Student Jeff Clarke Peter Mark Kendall as Joey Thomas Branscombe Richmond as Keoni Lawrence Grimm as Lawrence Dayle Elias Koteas as Detective Alvin Olinsky Betty Buckley as Olga Barlow Tai'isha Davis as Michelle Kastpen Anita Gillette as Ruth Co Starring Lorena Diaz as Nurse Doris Cesar Jaime as Paramedic Cesar Steve Casillas as Ignacio Garza Madison Clarke as Phoebe Kayla Carter as Lana Tony Lawry as Driver Kara Davidson as Woman Steve Lords as Puking Man