A "National Geographic" film crew is taken hostage by an insane hunter, who forces them along on his quest to capture the world's largest - and deadliest - snake.A "National Geographic" film crew is taken hostage by an insane hunter, who forces them along on his quest to capture the world's largest - and deadliest - snake.A "National Geographic" film crew is taken hostage by an insane hunter, who forces them along on his quest to capture the world's largest - and deadliest - snake.