The early 20th century marked the beginning of the Hollywood era, with studios such as , Paramount Pictures , and Universal Studios dominating the film industry. These studios produced iconic movies like Casablanca (1942), The Godfather (1972), and Jaws (1975), which continue to influence popular culture. The Golden Age of Hollywood was characterized by the studio system, where actors, writers, and directors were contracted to specific studios, and films were produced in-house.