Constantine Season 1, Episode 6, "Rage of Caliban," features John investigating a spirit that possesses children to commit murders, forcing him to confront his past to save a young boy. The episode, which originally aired in 2014, concludes with a confrontation at a Halloween carnival. For a safe viewing experience, the series is available on official platforms such as Amazon Prime Video. Constantine Season 1 Episode 6 Review: The Rage of Caliban