Archive.org is a goldmine for the "Under Pressure" documentary, a 60-minute look into the chaotic production that many fans consider just as compelling as the movie itself. Finding the Movie on Archive.org
The famous scene where a rat "breathes" fluid was real (using oxygenated perfluorocarbon).
These versions show more of the frame (top and bottom) than the theatrical widescreen release, offering a unique perspective on the massive underwater sets. The Legacy of the NTIs
Ed Harris famously almost drowned during a deep-sea sequence, and Mary Elizabeth Mastrantonio reportedly walked off set after a particularly grueling take. Why the "UPD" (Update) Matters