Adrien Mérigeau studied animation at the French animation school EMCA (2000 – 2004), after which he went to work for the Irish animation studio Cartoon Saloon on the Oscar-nominated feature film by Tomm Moore, The Secret of Kells (2009). In 2010, he wrote and directed his first short film, Old Fangs (2010), produced by Cartoon Saloon. He was art director on Song of the Sea (2014), another Oscar-nominated film by Tomm Moore. In 2015, he returned to France, where he made his second short film, Genius Loci (2019).