USA Return of 'dive-in' movies at Cosmopolitan By Damon Hodge / May 08, 2012 Share 1 -- From May 14 to Sept. 24, the Cosmopolitan hotel-casino is offering dive-in movies at its Boulevard Pool overlooking the Strip. The movies are free, and guests can purchase popcorn, hot dogs and other traditional movie fare. The hotel also offers a $50 picnic basket for two. Doors open at 7 p.m., with movies beginning at 8 p.m. each Monday. On tap this season are movies ranging from “Casablanca” to “The Social Network.” Guests can watch the movie by the pool or in the pool, with appropriate swimming attire.