 Napier's son escaped, but Lord Napier and the rest of his family were imprisoned in Edinburgh Castle and fined £10,000.They were transferred to Linlithgow but Lord Napier's son Archibald managed to organise their escape.Both the Lord Napier and his son joined the Marquess of Montrose (Lord Napier's brother-in-law) and fought with him at the Battle of Philiphaugh, though Lord Napier was over 70 years of age.