Context of Hacksaw Ridge : a true story, Summit Entertainment and Cross Creek Pictures present in association with Demarest Media and Argent Pictures ; produced in association with IM Global and AI Film Productions and in association with Vendian Entertainment and Kylin Pictures ; a Pandemonium Films/Permut Presentations production ; a Mel Gibson film ; produced by David Permut, Bill Mechanic, Brian Oliver, William D. Johnson, Bruce Davey, Paul Currie, Terry Benedict ; screenplay by Robert Schenkkan and Andrew Knight ; directed by Mel Gibson