Emmerdale's Will Ash has promised fireworks after the explosive reveal in tonight's episode.
The soap star has caused a stir since he arrived in the fictional Yorkshire village as Caleb Milligan. Viewers have been suspicious of the character's true motive as fans speculated whether Cain Dingle's long lost brother could actually be an undercover policeman.
Thursday's dramatic episode finally unveiled that Caleb is Frank Tate's long lost son. Spoilers show the character has travelled to the Yorkshire Dales to claim Home Farm from Kim Tate as he believes it is rightly is.