Overview

• Originally aired on BBC One in 2016 to modest reviews, the series adapts Joseph Conrad's novel into a three-episode Victorian espionage thriller.
• ITVX added the drama to its free streaming catalogue in late July 2025, granting viewers on-demand access at no cost.
• Toby Jones leads as Anton Verloc, a Soho shopkeeper covertly working for the Russian government whose assignment entangles his wife, Winnie (Vicky McClure), and her brother, Stevie (Charlie Hamblett), in anarchist unrest, while Stephen Graham plays Inspector Heat.
• Fans on IMDb have awarded the series a 9/10 rating, praising its dark tone, brooding atmosphere and standout performances.
• The revival exemplifies how streaming services are resurrecting overlooked period dramas and underscores the enduring relevance of themes like betrayal and political radicalism.