Nefarious (2023) is a Horror, Drama film that follows on the day of his scheduled execution, a convicted serial killer gets a psychiatric evaluation during which he claims he is a demon, and further claims that before their time is over, the psychiatrist will commit three murders of his own. Currently, you can watch Nefarious on Amazon Prime Video, YouTube TV, Philo, Screambox Amazon Channel. Streaming availability may vary by country and platform over time. It has a user rating of 6.7 out of 10 from 506 votes. Fans of horror movies may also want to explore similar titles below.