"Couples Retreat" is a 2009 comedy film directed by Peter Billingsley. The story follows four couples who travel to a tropical resort for a vacation, only to discover that they must participate in couples therapy sessions. The film explores themes of love, communication, and the challenges of relationships. The main cast includes actors such as Vince Vaughn, Malin Akerman, Jason Bateman, and Kristen Bell. As the couples navigate their personal issues, they learn valuable lessons about their relationships, leading to humorous and heartfelt moments throughout the film.