Meet Casey (Britt Robinson) and Athena (Raffey Cassidy) in these brand new featurettes from Disney’s TOMORROWLAND, starring George Clooney! “Casey” featurette “Athena” featurette Tomorrowland is in theaters May 22, 2015 In Disney’s riveting mystery adventure “Tomorrowland,” a jaded scientist and an optimistic teen embark on a danger-filled mission to unearth…