Dr. Strangelove or: How I Learned To Stop Worrying And Love The Bomb is a 1964 Black Comedy film by Stanley Kubrick. The plot is largely lifted from the 1958 novel Red Alert by Peter George.
https://github.com/davepinch/pinchy.cc/blob/master/content/sites/allthetropes.org/wiki/Dr._Strangelove.md
…in a Boltzmann-dominated universe, most Boltzmann brains have “abnormal” experiences, but most observers with only “normal” experiences are Boltzmann brains, due to the overwhelming vastness of the population of Boltzmann brains in such a universe.