The Staircase Murders is a TV movie starring Treat Williams, Kevin Pollak, and Samaire Armstrong. After calling 911 to report his wife's accident, successful novelist and aspiring politician, Michael Peterson, becomes the prime... Actors who played in the movie Treat Williams, Kevin Pollak, Samaire Armstrong, Brandon Ray Olive, Laura Bailey.You are watching the movie The Staircase Murders produced in USA belongs.