The Exorcist, the Best Horror Show on TV, Returns Tonight So Here's What You Need to Know 15 Father Tomas (Alfonso Herrera) and Father Marcus (Ben Daniels) in the season two premiere. Image: Sergei Bachlakov/FOX The Exorcist returns tonight, to the delight of its smallish but passionate fanbase, who have discovered it to be the best horror TV series currently on the air. If haven’t yet caught this excellent show—or if you did watch season one, which wrapped up in December, but need a refresher—we’ve got you covered with everything you need to know before season two starts tonight.