Dunster Castle front and square towers, set within the older castle walls and overlooked by the keep above. The building was decorated in the latest styles, including ornamental plaster ceilings. The project ran almost three times over budget, costing Luttrell more than £1,200. In the 1640s the English Civil War broke out between the supporters of King Charles I and Parliament. Thomas Luttrell, George's eldest son, initially supported Parliament and after the outbreak of war William Russell, the Duke of Bedford and Parliamentary commander in Devon and Somerset, ordered him to increase the garrison at Dunster to resist a potential Royalist attack.
Feudal barony of Dunster was Principle Private Secretary to the Governor-General of Australia. In 1918 he married Alys Anne Bridges (died 1974), daughter of Rear-Admiral Walter Bridges, of Victoria, Australia, whom he had met in Australia. After his marriage he returned to England with his wife, and moved into Dunster Castle, which had been given them by his father, who continued to live at East Quantoxhead. Although not a player himself, he was interested in Polo and established a polo ground with stables at Dunster, and hosted tournaments. During World War II he was vice-chairman of the Great Western Railway Company and during the