Cain Dingle is the son of Zack Dingle and Faith Dingle in Emmerdale. This makes him the half-brother of Chas Dingle, whose dad was Zack's brother, Shadrach. Charity Dingle is the daughter of Zack's first cousin, Obadiah Dingle and his wife Kathleen. This would make Cain and Charity second cousins.