HBO MAXSERIESMOVIESNEW & LAST CHANCESCHEDULEMoreDocumentariesSpecialsSportsPodcastsSIGN INGET HBOMAXHBO MAXSERIESMOVIESNEW & LAST CHANCESCHEDULEMoreDocumentariesSpecialsSportsPodcastsSIGN INGET HBOMAXSIGN INStream all of HBO plus more TV, movies, and Max Originals at no additional cost.SIGN INHBO Max Westworld About Season Season 1Season 2Season 3Season 4Engerraund Serac Played by Vincent Cassel A shadowy figure with vast resources, Serac is one of the architects of Rehoboam.