Ordeal by Innocence - Season 1

Christmas 1954: wealthy philanthropist Rachel Argyll is murdered at Sunny Point, her family estate. Suspicion falls on her adopted son Jack, the black sheep of the Argyll family, who is arrested despite fiercely insisting he is innocent. A year later, a man arrives claiming he can prove Jack did not commit the crime, forcing the family to face the possibility that Rachel’s real killer is still among them.