The article provides comprehensive information about 'Betrayal', a new thriller series set to air on ITV. It takes over the Sunday and Monday broadcasting slot, coming in after the finale of 'After the Flood'. The series features a stellar cast, including Shaun Evans as MI5 officer John Hughes, alongside notable actors such as Romola Garai and Zahra Ahmadi. The narrative focuses on intricate themes like trust, truth, and the sacrifices inherent in maintaining secrecy within the realms of modern intelligence.

Written by acclaimed playwright David Eldridge and directed by Julian Jarrold, the show delves deep into the personal stories intertwined with professional obligations faced by intelligence officers. The plot centers around the character of John Hughes, who finds himself at a crossroads of loyalty and deception, exploring how these elements complicate personal relationships in high-stakes environments. The storytelling seems poised to capture the audience's attention with its intense, character-driven narrative.

As 'Betrayal' gears up for its debut, viewers can expect an immersive portrayal of the MI5 world, shedding light on the lives of those behind the intelligence services. The article succinctly highlights essential details such as the release schedule, character backgrounds, and the overarching narrative that promises to engage audiences with its thrilling exploration of human complexity amidst national security.