Arthur Season 9 Episode 11 Arthur Makes Waves ( Air Date 2005-04-04 ) Genre Animation, Comedy, Kids, Family category. Overview "James invited D.W. and Arthur to swim at his house. Arthur is shocked to learn that Molly is James's older sister.".
Stars: Bruce Dinsmore, Jodie Resther, Daniel Brochu, Melissa Altro, Sonja Ball, Arthur Holden, Tracy Braunstein, Simon Peacock, Tamar Kozlov, Mitchell David Rothpan, Patricia Rodríguez, Roman Lutterotti, Ethan Pugiotto, Evan Blaylock, Jake Sim, Jacob Ewaniuk