Amsterdamned (1988)

"Amsterdamned" is a 1988 Action movie directed by Dick Maas and starring by Huub Stapel, Monique van de Ven. A mysterious diver hiding in Amsterdam's canal system embarks on a rampage of gruesome murders, terrifying city officials and leaving few clues for the city's best detective, who doesn't suspect that both his new girlfriend and twelve-year-old daughter may be closer than he is to finding the killer.