[3][4] It was the property of the Madryn family, whose downfall started with the schemes of Robert Dudley, 1st Earl of Leicester, during the reign of Elizabeth I.
[5] Later on, when Charles II of England rose to power toward the end the English Civil War, Col. Thomas Madryn would be ruined, having sided with rebel Oliver Cromwell.
[6] As last of the direct male line, the estate was sold during the reign of King William III of Orange and Queen Mary II, and was acquired by Owen Hughes, the wealthy attorney of Beaumaris and associate of the Wynn family of Gwydir Castle.
[12][13] Content of the castle included works by Anthony Van Dyck, John Hoppner, Hans Holbein and Thomas Gainsborough.
[14][6] Some items went to the Royal Collection at Windsor Castle, and portraits included those of Henry VII, the young Elizabeth Tudor and Mary Queen of Scots.