Monster Hammerheads: Killer Instinct (2023) is a Documentary film that follows tristan Guttridge wants to prove that hammerheads are eating other sharks. Currently, you can watch Monster Hammerheads: Killer Instinct on HBO Max, Discovery +. Streaming availability may vary by country and platform over time. It has a user rating of 7.0 out of 10 from 1 votes. Fans of documentary movies may also want to explore similar titles below.