Warner Bros. Debuts Vivienne Medrano’s Prehistoria at Annecy
Warner Bros. Pictures Animation unveiled Vivienne Medrano’s feature debut Prehistoria at Annecy, a fossil fantasy musical outside her Hazbin Hotel Helliverse, along with Bad Fairies and a broader slate that includes The Lunar Chronicles, The Cat in the Hat adaptation, and a DC-inspired Dynamic Duo project, signaling a creator-driven, multi-film lineup for 2026–2028.