Turistas is a 2006 American horror film produced and directed by John Stockwell and starring Josh Duhamel, Melissa George, Olivia Wilde, Desmond Askew, Max Brown, and Beau Garrett. Its plot focuses on a group of international backpackers in Brazil who find themselves in the clutches of an underground organ harvesting ring.

John Stockwell Samuels IV is an American actor and filmmaker. For his work on the television film Cheaters (2000), Stockwell was nominated for the Primetime Emmy Award for Outstanding Writing for a Limited Series, Movie, or Dramatic Special.