Watch Shutter Island (15)

A US marshal, traumatised by his past, heads to a hospital for the criminally insane on a remote island to investigate the disappearance of woman who murdered her children. But as the case unfolds, he begins to suspect the doctors are hiding something and that a grisly fate awaits all the patients on a sinister ward. Martin Scorsese's mystery thriller, starring Leonardo DiCaprio, Mark Ruffalo and Ben Kingsley