'Making The Shining was hell': How tormented stars, Kubrick's temper and box-office disaster led to an immortal horror

Stephen King hated it, but even set fires, bullying accusations, Shelley Duvall's misery and Razzie nominations couldn't stop 'The Shining'. As it turns 40, Geoffrey Macnab speaks to Kubrick's trusted assistant, and tells the gruelling true story of the production