Answer All Questions on Instagram: "Most “underwater” scenes in big movies aren’t actually filmed underwater—they’re crafted on land using a combination of wire rigs, motion-capture, slow-motion cameras, and advanced CGI. Real underwater filming is extremely challenging: actors struggle with breathing and movement, costumes float unpredictably, light behaves differently, and managing equipment becomes nearly impossible. To recreate the effect, studios simulate underwater physics on set. Actors a