Captain Mainwaring often a sympathetic subtext to his own personal neuroses; it is apparent several times that he devotes his energies to his Home Guard unit for a sense of comradeship and purpose lacking in other parts of his life, such as his career and marriage. On one occasion when his men spurned a parade to play darts against the ARP he expressed bewilderment, saying coming to the platoon is "the highlight of my day". It is frequently implied that he is trapped in a loveless and unhappy marriage to Elizabeth, his unseen wife, who is domineering, neurotic and withholding of affection.
Thomas Mainwaring died at the age of 66 and laid to rest in Over Peover. He had married Mary Delves, daughter of Sir Henry Delves, 2nd Baronet, of Dodington and had 6 sons and 6 daughters. His only surviving son John succeeded to the baronetcy and was also an MP. Thomas Mainwaring Sir Thomas Mainwaring, 1st Baronet (7 April 1623 – 28 June 1689) was an English politician who sat in the House of Commons in 1660. Mainwaring was the son of Philip Mainwaring of Peover Hall, Over Peover and his wife Ellen Minshull, daughter of Edward Minshull of Stoke. In 1654