Walker Scobell, Leah Sava Jeffries and Aryan Simhardi spoke to THR's Tiffany Taylor all about their new Disney+ series, 'Percy Jackson and the Olympians', which is based on the popular book series of the same name. They opened up about shooting on the volume stage, going to Camp Half Blood and the extensive stunt training they went through before filming the series. Plus, the actors also revealed what they're most excited for fans of the book series to see in the show. 'Percy Jackson and the Olympians' premieres Dec. 20 on Disney+.