Species (1995), directed by Roger Donaldson, is a sci-fi horror thriller that blends alien invasion with seductive terror. The film centers on Sil, a genetically engineered hybrid created from human and alien DNA after scientists receive mysterious instructions from space. Raised in a lab, Sil escapes upon reaching adolescence and begins a deadly quest to find a mate — before her alien instincts take over completely.

The film is known for its provocative and disturbing tone, where sexuality and science collide in unexpected ways. Natasha Henstridge

, in her debut role as Sil, delivers a haunting yet captivating performance — both vulnerable and lethal. Alongside her are big names like Ben Kingsley, Forest Whitaker, and Michael Madsen, adding weight to the cast.

Species taps into themes of genetic manipulation, the ethics of science, and primal survival. With graphic violence and a sexually charged narrative, the film was controversial but became a cult classic for its bold mix of horror, sci-fi, and sensuality.