Played Warhammer 40.000 for a little over a decade but currently I'm running multiple Pathfinder (2E) campaigns and playing in one campaign myself.
Lord of the Rings, Star Wars 1-6 + Rouge One, John Wick, a lot of the MCU movies, ...
Game of Thrones, The Mandalorian, Breaking Bad, Rings of Power, Scandal, ...
Lord of the Rings, The Silmarilion, Horus Heresy novels, Siege of Terra, a couple of Wolfgang Hohlbein books, ...