Dagon (2001)(CZ)

The workaholic Paul Marsh is sailing in the pleasure yacht owned by his friend Howard on the Spanish coast with their wives Barbara and Vicki respectively. Paul has frequents nightmares with a beautiful woman that turns into a voracious mermaid. Out of the blue, their yacht is surprised by a storm and is stranded on the rocks on the coast of a fishermen village, and Vicki's leg is trapped in a hole in the hull. Paul and Barbara use an inflatable boat to head to the village to seek out for help while Howard stays with his wife. They find the village deserted and they go to a weird church, where they meet a strange priest that offers to help them. He proposes Paul to go in a fishing boat with the crew while Barbara would go to a hotel in Imboca to call the police. Paul does not find any survival in the yacht and when he returns, the priest tells that Barbara traveled to the police post in another town nearby Imboca. Paul stays in the hotel in a gruesome room and soon the macabre residents hunt him down. He kidnaps an alcoholic Ezequiel that tells an amazing story. He tells that, in the past, Imboca has not enough fish to support the locals. A foreign captain comes and suggests them to worship the god Dagon. In return, they would have fish and gold enough to changes their lives. But soon, they start to turn into fish to live forever in the ocean. Paul tries to leave Imboca, but when he meets the woman of his dream Uxia Cambarro (Macarena Gomez), he learns that Ezequiel is not lying.