Viides kerros was released in the year 1978。Viides kerros is also called as The Fifth Floor, Femte våningen。

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!

Viides kerros actors and actresses include Patti D'Arbanville, Robert Englund, Suzanne Niles, Tracey Walter。