When will Diabolical Season 4 be released? Will Diabolical return for Season 4 on Investigation Discovery?

Whether Diabolical is renewed for another season or canceled? Get acquainted with the latest reliable news regarding the upcoming season of Diabolical on Investigation Discovery. Track the renewal/cancellation status of Diabolical.

Diabolical kicked off on December 18, 2013 on Investigation Discovery. Diabolical is a 60-minute Documentary crime television series, which is currently in its 3rd season. Diabolical airs by Wednesdays at 20:00 on Investigation Discovery.

Unfortunately, Investigation Discovery decided not to pick up Diabolical for Season 4. Diabolical is canceled and will not return for another round on Investigation Discovery. If the show's status changes and Investigation Discovery decides to revive Diabolical for another round, we will update this page. We regret to report the bad news. Stay tuned for updates. We will inform you if something has changed.