Special Guest Stars Jenna Dewan as Julian Booth Guest Stars Tasso Feldman as Dr. Irving Feldman Jessica Miesel as Nurse Jessica Moore Michael Hogan as Dr. Albert Nolan Tasie Lawrence as Priya Nair Patrick R. Walker as Micah Stevens Matt Malloy as Jake McCrary Bergman Freedman as Jack Alderwood Co Starring Denitra Isler as Nurse Ellen Hundley Ethan Corn as Paramedic John Akerman Kelly Tippens as Nurse Linda Smith Mary Shaw as Dr. Mary Bolton Lana Young as Dr. Mary Osder Catherine Dyer as Nurse Alexis Stevens Nikki SooHoo as Dr. Bai Liu Caroline Arapoglou as Noni Turner Ian Gregg as Jokester / Mason Buck Jordan Patrick as Nerd / Justin Arkman Al-Jaleel Knox as Skateboard Bully Abigail Cornell as Abby Arlen Boo Arnold as Mr. Alderwood Tawania C. Grangent as Dispatcher #2 Derek Evans as Midtown Paramedic Jacob Kiesgen as Jacob the Bystander Katherine Barber as Hooker Kermit Rolison as Rupert Warden Cristofher Griffin as Dispatcher #3 Chrissy Smith as Skater Girl Tamara Whatley as Peyton Mahdi Cocci as Airmed Paramedic Bayland Ripponkroeger as Biker Brannon Cross as Dispatcher #1 Brooke Jaye Taylor as Mrs. Alderwood Joshua Brady as Gunner / Aaron Holt