Spontaneous

1h 42m · 2020 · Directed by Brian Duffield · 3.2 / 5 on Letterboxd

Spontaneous (2020) runs 1h 42m, directed by Brian Duffield. It is one of 3,647 films in the 100 Minute Movies catalog — every one rated 3.0 or higher by Letterboxd members and short enough to finish in an evening.

When students in their high school begin inexplicably exploding (literally), seniors Mara and Dylan struggle to survive in a world where each moment may be their last.

Genres: Comedy, Horror

Where to watch: Paramount+ (US, checked 9 July 2026)