Husbands and Wives

The film is about two couples: Jack (Pollack) and Sally (Davis), and Gabe (Allen) and Judy (Farrow). The film starts when Jack and Sally arrive at Gabe and Judy's apartment and announce their separation. Gabe is shocked, but Judy takes the news personally and is very hurt. Still confused, they go out for dinner at a Chinese restaurant. A few weeks later Sally goes to the apartment of a colleague. They plan to go out together to the opera and then to dinner. Sally asks if she can use his phone, and calls Jack. Learning from him that he has met someone, she accuses him of having had an affair during their marriage. Read more on Wikipedia.