Los Angeles: 'Avengers: Age of Ultron' director Joss Whedon has been accused of stealing the idea for the 2012 meta-horror movie 'The Cabin in the Woods'.

Peter Gallagher, the author of a 2006 novel 'The Little White Trip: A Night In the Pines' has accused Whedon, who produced and co-wrote the script of 'The Cabin in the Woods', as well as the film's director, Drew Goddard, reports hollywoodreporter.com.