If we're talking about a single, uninterrupted film, then the longest is "The Cure for Insomnia" (1987) at 85 hours and 20 minutes. This experimental film by John Henry Timmis IV is a marathon of surreal imagery and minimalist visuals.
However, if we consider films that are presented in multiple parts, then the record likely goes to "The Cure for Insomnia" by John Henry Timmis IV. It's an experimental film lasting a total of 85 hours and 20 minutes.
Other contenders for the longest movie title include:
* "The Irishman" (2019) at 3 hours and 29 minutes.
* "Lawrence of Arabia" (1962) at 3 hours and 48 minutes.
* "Gone with the Wind" (1939) at 3 hours and 58 minutes.
It's important to note that the run time of a film can vary depending on the version being screened (e.g., director's cut, theatrical release). Additionally, some films, like "The Cure for Insomnia," are designed to be experienced over multiple viewings.