Watch Altered Species

In a remote lab, a medical breakthrough turns deadly. Professor Schultz has created a "hunt and destroy" cancer treatment that can regenerate itself. But when the chemical leaks into the facility's basement, the local rodent population mutates, turning ordinary rats into a lethal, altered species.

Altered Species is a 2001 horror movie with a runtime of 1 hour and 31 minutes. It has received mostly poor reviews from critics and viewers, who have given it an IMDb score of 2.6.