Shaun Evans & Romola Garai star in gripping thriller! | Betrayal Marathon

Husband, father, spy - Shaun Evans and Romola Garai star in the gripping new thriller. When the job demands everything, how much of a marriage can survive? Guidance: programme contains very strong language, bloody violence and nudity. Watch more of your favourite dramas on ITVX! Make sure you're following ITV for the latest! #ITV #ITVDrama #Betrayal