Knock! Knock! 5 things we learned from latest trailer for M. Night Shyamalan’s ‘Knock at the Cabin’
You ever hear the "knock knock" joke about the apocalyptic zealots who force a family of three to murder one of their own? Yeah, it’s not very funny, but it makes for one humdinger of a premise in M. Night Shyamalan’s new thriller: Knock at the Cabin.