"The House on Willow Street" is a horror film released in 2016, but it is not based on a true story. The movie revolves around a group of kidnappers who take a young woman, only to discover that she is possessed by a demonic entity. While it draws on classic horror themes, the plot and characters are fictional. If you're looking for films based on true stories, "The House on Pine Street" is a different film and also not based on actual events. Both movies explore supernatural elements but are works of fiction.

"The House on Willow Street" was primarily filmed in South Africa, specifically in Cape Town. The location provided a suitable backdrop for the film’s eerie atmosphere and contributed to its unsettling narrative. The production took advantage of the diverse settings available in the region to enhance the story's suspenseful elements.

"The House on Willow Street" is a horror film that revolves around a group of kidnappers who target the daughter of a wealthy family, only to find themselves trapped in a supernatural nightmare. The film combines elements of psychological horror and traditional ghost stories, with a focus on suspense and twists. While it has received mixed reviews, fans of the horror genre may appreciate its eerie atmosphere and plot twists. However, if you're looking for a highly original story or exceptional execution, you might find it lacking.