The main characters on the TV show Scrubs include medical students and doctors at Sacred Heart Hospital. John "J.D." Dorian is a young attending physician who is witty and dedicated. Elliot Reid is one of the most educated doctors but is constantly seeking approval. Christopher "Turk" is the second best surgeon and best friends with J.D. Carla Espinoza is a respected nurse and wife of Turk. Dr. Perry Cox is J.D.'s sarcastic but helpful mentor. The janitor plays pranks but keeps the hospital clean. The show follows their lives balancing medical training with relationships.