Hunter is played by Daren Kagasoff, who played Ricky on 'The Secret Life of the American Teenager.' He auditioned for the role of Leo, but when his bad-boy portrayal of Ricky was such a success, they felt he'd be better suited for the role of Hunter.
Was the first medical series that focuses on the patients instead of the doctors.
During filming days, minors on the show were required to do 3 hours of schoolwork.
Charlie Rowe is British but uses an American accent for his role as Leo; he also shaved his head for the role.
Astro originally auditioned for the role of Jordi but after was asked to try for Dash.