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Harry Potter and the Deathly Hallows: Part 2 (2011) - News - IMDb

How the 'Harry Potter' kids avoided the child-actor trap

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Where have the child stars from Harry Potter ended up?

How were the producers of Harry Potter sure that their child actors would grow up and become good actors? - Quora

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How did the Harry Potter film's production team allow such bad child actors to be cast? - Quora

The not so cursed child: did Harry Potter mark the end of troubled young actors?, Movies

Harry Potter - Wikipedia