Movie·1978·90 min

The Fifth Floor

Name: The Fifth Floor
Genre: Horror, Thriller
Released: 1978-11-15
Duration: 90 min
Cast: Bo Hopkins, Dianne Hull, Patti D'Arbanville, Sharon Farrell, Robert Englund

The Fifth Floor streams in the US on Amazon Prime Video, and free with ads on Plex, Plex Channel and 2 more apps, as of October 5, 2026.

The Nightmare Is Knowing You're Sane.

5.0 / 10 · TMDB

Horror Thriller

A young woman collapses on the disco dance floor of what's revealed to be strychnine poisoning. Assuming that this is an attempt at suicide, her boyfriend and doctor have her committed to the Fifth Floor, an asylum with obviously crazy inmates and a predatory orderly. The problem is, she's still sane!

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