Gilroy studied film at Los Angeles, California.
Henry Gilroy is an American television screenwriter and producer. His first job was as an editor for the Warner Bros animation department. He is credited as a writer on an episode for the 1992 Batman: The Animated Series as well as one episode for the Justice League Unlimited. He also co-wrote the intercompany crossover Joker/Mask
His best known work is the animated series Star Wars: The Clone Wars.
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