While trying to retrace their steps, they discover that they had stolen casino poker chips that belonged to a gangster and Doug was taken hostage. They wake up the following morning in a chaotic suite with no memory of what happened during the party. The Hangover is about a raucous group of four friends who travel to Las Vegas for a bachelor party. The movie stars Zach Galifianakis (Alan), Bradley Cooper (Phil), Justin Bartha (Doug) and Ed Helms (Stu). The Hangover is one of the best comedy movies shot in Las Vegas. From modern blockbusters to classic 80s films, we will be exploring the iconic casino movie scenes that have impacted popular culture. The bright lights, glitz, glamorous outfits and exciting but tense atmospheres captivate audiences and arouse their emotions. Writers and directors use casino scenes to add excitement to a movie, build a character and enhance storytelling. Casinos have been a recurring theme in the movie industry for several years.