Actor Callum Scott Howells is returning to screens in a new television thriller that keeps audiences uncertain about the true nature of his character. The six-part mystery series, titled The Night They Vanished, is based on a novel by author Vanessa Savage and has been both set and filmed entirely within Wales.

Scott Howells takes on the role of Cai, the operator of a true-crime website that sits at the center of the story's plot. The actor, who gained widespread recognition for his performance in the acclaimed drama It's A Sin, noted that the project presented an exciting professional opportunity. He described his character as multifaceted and deceptive, leaving viewers constantly questioning whether Cai is a genuine romantic interest for the protagonist or a key figure in a sinister plot.

Fellow Welsh performer Gabrielle Creevy leads the cast as Anna, a woman whose life is upended when she discovers her childhood home featured on a crime website as the location of an impending family tragedy. Although law enforcement dismisses the internet listing as a practical joke, Anna's relatives suddenly disappear. Creevy praised the complexity of her character, characterizing her as a resilient and fiercely protective individual forced to confront a deeply buried past.

The ensemble cast also features prominent television actors Tamzin Outhwaite and Steffan Rhodri, who play Anna's stepmother and father respectively. Adaptation work for the television project was handled by Welsh creatives Angharad Elen and Hannah Daniel. Elen expressed particular enthusiasm for bringing the narrative to life on her native soil.

Production for the series is managed by CliffEdge Entertainment, a division of BBC Studios, in partnership with Channel 4. The venture also received financial backing from the Welsh government through Creative Wales, highlighting the region's growing status as a hub for television production.

The tense drama is scheduled to make its broadcast debut on Channel 4 later in the year. Creators anticipate that the intricate plot and strong Welsh roots will resonate strongly with viewers looking for a compelling mystery.

Reporting based on coverage first published by BBC News. Read the original report at BBC News.