It's the off-season at the lonely Beauregard Hotel in Bournemoth, and only the long-term tenants are still in residence. Life is stirred up, however, when the beautiful Ann Shankland arrives to see her alcoholic ex-husband, John Malcolm, who is secretly engaged to Pat Cooper, the woman who runs the hotel. Meanwhile, snobbish Mrs Railton-Bell discovers that the kindly if rather doddering Major Pollock, played by David Niven, who won an Oscar for his performance, a retired officer who likes to find out more...
Screen writer Martin is terminally stuck on his latest script, an ultraviolent affair named "Seven Psychopaths." Desperate for an ending, he turns to his lowlife friend for inspiration. As his new writing partner's suggestions get increasingly detailed, Martin realises that the insanity is no longer constrained to the page and by the end he’ll be lucky i find out more...