Is Aidan Gallagher vegan?
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Aidan Gallagher: 11 facts about the 'Umbrella Academy' star you probably didn't know
9. Is Aidan Gallagher vegan?
Aidan Gallagher is vegan. He has said in the past that he does not eat fish because of its unsustainability. Vegans do not eat meat, poultry, dairy, or any other animal by products.