If the current server doesn't work, please Download our Android App to watch and
avoid
buffering and annoying ads. Missing movies/series are only available on our Android app. Click here to download.
Calculating. Cunning. Cold as ice. In Diabolical, a new gripping ten-episode series on Investigation Discovery, these shockingly devious masterminds use their wits and wiles to manipulate us, seduce us and try to get away with murder.
