Most-watched movies refer to films that have garnered the highest viewership, either in theaters or through streaming platforms. These films often achieve significant box office success and can become cultural phenomena, attracting large audiences worldwide. Popular genres include action, adventure, and family films, which tend to appeal to a broad demographic. Factors contributing to a movie's status as "most-watched" include marketing strategies, star power, and critical acclaim. Notable examples include Avatar, Titanic, and Avengers: Endgame, which have all broken records for ticket sales and viewership. These films often leave a lasting impact on popular culture and the film industry.