Watch full movie online. Based on Actual Events, The Gadarene Swine is a modern-day parable that explores the consequences of keeping our demons locked inside of us. Told through three thematically connected vignettes, the movie graphically shows how our personal demons destroy lives - not only our own, but the lives of those around us. These compelling and heart-wrenching tales will force you to ask yourself: "what demons am I holding onto?"