![](https://images.plex.tv/photo?size=large-1920&scale=1&url=https%3A%2F%2Fmetadata-static.plex.tv%2F1%2Fgracenote%2F16b3fce3342aa942c3d84cce56eb5dc2.jpg)
![](https://images.plex.tv/photo?size=large-1920&scale=1&url=https%3A%2F%2Fmetadata-static.plex.tv%2F5%2Fgracenote%2F553375f2772af42f795480f4a62e412f.jpg)
Onyx: Kings of the Grail
Directed by Roberto GiraultThe fortuitous discovery of an Egyptian document from the 11th century provides the definitive key in locating the chalice from the last supper with Christ. An intense investigation leads us through the ages on a journey to discover the events that shaped universal civilization and what it means to be human.
Where to Watch Onyx: Kings of the Grail
Cast of Onyx: Kings of the Grail