Knife Edge (2009) is a Horror, Mystery, Thriller film that follows a successful Wall Street trader returns to England with her new husband and five-year-old son, but their new start together turns into a nightmare when they move into a country house which contains a terrible secret. Knife Edge is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.5 out of 10 from 36 votes. Fans of horror movies may also want to explore similar titles below.