The 1970s and 1980s saw a shift towards blockbuster films, with productions like Jaws (1975), Star Wars (1977), and Indiana Jones (1981) revolutionizing the industry. These films, produced by studios like Universal Pictures and Lucasfilm, not only achieved massive commercial success but also spawned franchises, merchandise opportunities, and cultural phenomenons. The blockbuster model, popularized by Steven Spielberg and George Lucas, emphasized high-concept ideas, extensive marketing campaigns, and state-of-the-art special effects.