Bob and his wife Linda accompany his brother Jim on a sailing cruise to Costa Rica, where Jim will start as a missionary. In a terrible storm their boat flips over. Jim believes the accident was a sign from god and throws away their distilling apparatus and food - "You shall not interfere with god's will". However nobody knows they're lost, so no one searches them for weeks.
Acting
Kenneth Welsh's terrifying descent into zealotry.
Practical Effects
Claustrophobic boat sequences that actually feel wet.
Director
Peter Rowe
Trivia, insights & behind the scenes
Shot on a real decommissioned boat in Nova Scotia; cast suffered genuine seasickness.
Released during the Satanic Panic era, its religious horror hit different—evangelical audiences were deeply uncomfortable.