Offensive Behaviour(2004)

Quentin is a destitute filmmaker who resorts to making home-made pornos to achieve his celluloid dreams. Nigel is a sweet and sensitive hairdresser, reluctantly lured by his hit-woman Mother to join her on one last lucrative job. Can Quentin convince his recently unemployed girlfriend, Debbie, to co-star in his upcoming pornographic masterpiece with his best buddy, Clarke? Can Nigel complete the job with his sanity intact or will he finally snap - becoming the psychopath his Mother always dreamed he'd be?