……The longest film I own is Dr. Mabuse which runs at 4 hours 41 mins, but you have Cleopatra (1963) at 4 hours 11 mins, Lawrence Of Arabia, Gone With The Wind, and Once Upon A Time In America both at just under 4 hours, many at around 3 and a half hours like Seven Samurai, Das Boot, Lost Highway, JFK, Doctor Zhivago, The Godfather Part 2, Spartacus. Around the 3 hour mark there's The Green Mile, Magnolia, Betty Blue, Salem's Lot, Kwaidan, The Deer Hunter, Apocalypse Now, The Wolf Of Wall Street, Oppenheimer, Inland Empire, Casino, American Gangster, The Batman, The Godfather, Cinema Paradiso, The Abyss, and Heat. 2 and three quarter hours there's the recent Django and Dune movies, The Hateful Eight, Once Upon A Time In The West, the original Solaris, Saving Private Ryan, IT Chapter Two, Intolerance, Munich, Scarface, The Dark Knight Rises, Blade Runner 2049, No Time To Die, Zodiac, Almost Famous, Once Upon A Time In Hollywood, Anatomy Of A Murder, Bridge Over The River Kwai, There Will Be Blood, Eyes Wide Shut, The Towering Inferno, etc etc….