Outlander star Sam Heughan has been cast alongside Viola Davis in the upcoming Paramount+ thriller Ascent. Described as a "character-driven thriller", the series is set in a world of "global corporate crisis and damage control".Heughan has been cast as Conal, one of Ascent Ventures' top agents. He is described as a "lethally charming and natural chameleon" who "always gets a thrill out of completing a mission", and an agent who "uses social cunning and ruthlessness to get the job done".