Set on the canals amid the glorious British countryside, two sisters and their boyfriends head off for a relaxing weekend away on a barge, unaware of the flesh-eating fish mutants lurking in the water, ready and waiting to feed. Kate Davies-Speak, Mark McKirdy, Makenna Guyler, Natalie Martins, Matt Swales, Kane Surry, Emma Spurgin Hussey Added on Amazon Prime 2022-01-27.