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 to finding the killer than he is.
So, it appears that you are located in Germany? You can check this site to see if there are any DE streaming services that have Verfluchtes Amsterdam in their catalogue. Amazon sells an uncut German blu-ray as well. :)