Diamond Skulls (also known as Dark Obsession) is a British 1989 thriller directed by Nick Broomfield who also co-wrote with Tim Rose-Price. An established documentary filmmaker, this is Broomfield's first work of fiction. It is produced by Tim Bevan and Jane Fraser and stars Amanda Donohoe, Gabriel Byrne and Struan Rodger and has a music score by Hans Zimmer. It includes the last film performance of Ian Carmichael.