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Updated:Apr 23, 2026
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Warner Bros. during the studio system (1927–1955)

Warner Bros. during the studio system (1927–1955)

  1. Warner Bros. Pictures is formally incorporated

    Labels: Warner Brothers, Incorporation

  2. Warner Bros. buys Vitagraph to expand capacity

    Labels: Vitagraph, Acquisition

  3. Vitaphone sound debuts with "Don Juan"

    Labels: Vitaphone, Don Juan

  4. "The Jazz Singer" premieres and accelerates sound

    Labels: The Jazz, Sound Transition

  5. Warner gains control of First National

    Labels: First National, Acquisition

  6. Looney Tunes launches with "Sinkin’ in the Bathtub"

    Labels: Looney Tunes, Sinkin in

  7. "Little Caesar" strengthens Warner’s crime-film brand

    Labels: Little Caesar, Gangster Film

  8. "42nd Street" revives the movie musical

    Labels: 42nd Street, Movie Musical

  9. Production Code enforcement tightens studio content rules

    Labels: Production Code, Censorship

  10. "The Petrified Forest" helps make Bogart a star

    Labels: The Petrified, Humphrey Bogart

  11. "The Adventures of Robin Hood" showcases Technicolor prestige

    Labels: The Adventures, Technicolor

  12. "Casablanca" premieres amid wartime publicity

    Labels: Casablanca, Wartime Marketing

  13. "The Treasure of the Sierra Madre" highlights postwar realism

    Labels: The Treasure, John Huston

  14. Supreme Court’s Paramount decision breaks vertical integration

    Labels: Paramount Decision, Antitrust

  15. Warner sells pre-1950 film library for television distribution

    Labels: Film Library, Television