Following the death of his father, Jay Gardiner goes diving off the coast of California in search of his remains. He soon finds himself in a desperate fight for survival when he's swallowed whole by a massive whale. Trapped inside its belly, he must figure out a way to escape as his oxygen supply starts to run out.
Whalefall is an upcoming American survival thriller film directed and produced by Brian Duffield, based on the 2023 novel by Daniel Kraus, who co-wrote the script with Duffield.