Like trying to decipher the value of a book without ever opening it, judging a person by his or her outward appearance can be a mistake. Someone may look perfect on the outside, but even the most kind-hearted soul has a dark side looming. "Diabolical" is a docuseries that delves into the minds of murderers, asking a simple question: "Why did they do it?" The acts were committed with extreme premeditation -- many were months or even years in the making. Tension builds in each episode as law enforcement taps into the methods of devious masterminds, aided by insights from forensic psychologists and psychiatrists as well as criminal profilers.
- Status
- Returning Series
- Original Language
- English
- Production
- Lion Television, MPH Entertainment Productions
- Network
- Investigation Discovery
- Last Episode
- S3 E10 · May 12, 2020
Media
Frequently Asked Questions
Where can I watch Diabolical online for free?
You can stream Diabolical (2018) right here on FlixWow — every episode, in HD, completely free. No subscription, no signup, nothing to install.
What is Diabolical about?
Like trying to decipher the value of a book without ever opening it, judging a person by his or her outward appearance can be a mistake. Someone may look perfect on the outside, but even the most kind-hearted soul has a dark side looming. "Diabolical" is a docuseries that delves into the minds of murderers, asking a si…
How many episodes does Diabolical have?
Diabolical has 30 episodes across 3 seasons — all available to watch free on FlixWow.
Who stars in Diabolical?
The series stars Ross Huguet.
When was Diabolical released?
Diabolical was released in 2018 and is streaming free on FlixWow.
Is Diabolical worth watching?
Diabolical holds a rating of 8.0/10 from viewer votes (2 ratings). Watch it free on FlixWow and judge for yourself.