Altered Species (2001): cast, story & where to watch

2001 · Film · ★ 3.3

Altered Species poster

Released in 2001, Altered Species is a horror and science fiction film directed by Serge Rodnunsky, running about 91 minutes. “Hide the cheese...” — that tagline sets the tone.

What it’s about. Altered Species is a 2001 horror film, about a scientist who has found a way to regenerate damaged tissue in the body. He has tried his experiment on rats, but the effects are disastrous. One of them grows to 50 times its normal size, and attempts to destroy the laboratory.

Who’s in it. Altered Species stars Allen Lee Haff as Walter, Leah Rowan as Alicia, Guy Vieg as Professor Irwin and Robert Broughton as Douglas, among others.

How it landed. With an audience score of 3.3/10, Altered Species has proved divisive with audiences.

Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Altered Species page.

If you liked it. Fans of Altered Species tend to enjoy Psycho, The Silence of the Lambs, The Shining and Alien.

Frequently asked

Where can I watch Altered Species (2001)?
Streaming, rental and purchase options for Altered Species change frequently. Check our where-to-watch page for the latest availability in your country.
Is Altered Species worth watching?
Altered Species holds an audience score of 3.3 out of 10, and is a strong pick if you enjoy horror and science fiction. Reactions are mixed, so it may depend on taste.
Who stars in Altered Species?
Altered Species stars Allen Lee Haff, Leah Rowan, Guy Vieg, Robert Broughton and Richard Peterson.
When was Altered Species released?
Altered Species was released in 2001, with a runtime of about 91 minutes.