Natasha Tonya Henstridge is a Canadian actress. In 1995, she rose to prominence with her debut role in the science-fiction horror film Species, followed by performances in Species II and Species III. She has since starred in a string of films and television series, including Maximum Risk (1996), The Whole Nine Yards (2000), The Whole Ten Yards (2004), Ghosts of Mars (2001), She Spies (2002–2004), Eli Stone (2008–2009), and Would Be Kings (2008). For the latter, she won the Gemini Award for Best Actress. From 2019 until 2022, she starred in the CBC Television series Diggstown.

Species is a 1995 American science fiction horror film directed by Roger Donaldson and written by Dennis Feldman. It stars Ben Kingsley, Michael Madsen, Alfred Molina, Forest Whitaker, Marg Helgenberger, and Natasha Henstridge in her film debut role. The film's plot concerns a motley crew of scientists and government agents who try to track down Sil (Henstridge), a seductive extraterrestrial-human hybrid, before she successfully mates with a human male.