At St Denis Medical Center, the dedicated doctors and nurses are trying their best to treat patients without completely losing their own minds. Overworked and often underappreciated, these everyday heroes are busy saving lives with a healthy dose of humor and heart. Wendi McLendon-Covey, David Alan Grier, Allison Tolman, Josh Lawson, Kahyun Kim, Mekki Leeper and Kaliko Kauahi star.