Watch Death Toilet 4: Brown Snakes on a Plane for Free: How to Stream the Movie Online at 123Movies. . Father Dingleberry (Isaac Golub) and Brett Baxter (Mike Hartsfield) travel to the Vatican when it becomes clear that their satanic toilet problem is far from over. Their plane is hijacked mid-flight and their journey pits them against possessed crappers, super-human doodies, and nefarious rolls of toilet paper all leading to a showdown with a foe that's more devious than any villain in cinema history: Potty Mouth. "Death Toilet 4: Brown Snakes on a Plane" takes the franchise into the not-so-friendly skies and beyond.