Prominent people held as prisoners in the crypt of the Agricola Tower were Richard II and Eleanor Cobham, wife of Humphrey, Duke of Gloucester, and Andrew de Moray, hero of the Battle of Stirling Bridge. During the Wars of the Roses, Yorkist John Neville, 1st Marquess of Montagu was captured and imprisoned at the castle by Lancastrians following the Battle of Blore Heath, near the town of Market Drayton, Shropshire, in 1459. He was released from captivity following the Yorkist victory at Northampton in 1460. Outside the outer bailey gate was an area known as the Gloverstone where criminals waiting for execution were handed over to the city authorities. The Great Hall was rebuilt in the late 1570s.