S15, E21: The ER doctors and nurses help out at Camp Del Corazon, a camp for kids who have had open-heart surgery, working alongside the camp counselor (guest star TOM ARNOLD).
Tom Arnold
Courtney B. Vance
Shane West
Hedy Burress
Justina Machado
Rooney Mara
Ariel Winter
Laura Cerón
Troy Evans
Dagney Kerr
