"Until I Kill You" is about Delia Balmer who survived a relationship with the killer John Sweeney. She dated another man, ...

Until I Kill You, the gripping true crime drama that's been airing on ITVX, tells the harrowing tale of Delia Balmer ...

ITV viewers of a disturbing new crime series have been left seriously shocked after hearing the real Delia Balmer's ...

ITV's latest true crime thriller, Until I Kill You, had fans captivated by the chilling story of Delia Balmer, a woman who unknowingly got into a love relationship with a serial killer.

Until I Kill You is based on the true story of Delia Balmer, who had an abusive relationship with her serial killer boyfriend, John Sweeney.