[3] He was probably a member of the Middle Temple, for on 26 October 1644 the House of Commons voted him the chambers and library of Sir Edward Hyde in that society.
They were allowed by the connivance of the lords justices to be present at the meetings of the Irish Privy Council, and used their opportunities to endeavour to make a party for the parliament among officers and officials.
[7] When the quarrel between the New Model Army and the parliament came to a head he endeavoured to maintain a neutral position, and, though nominated one of the commissioners for the king's trial, refused to act.
[11] After Richard's fall, Reynolds took his seat in the restored Rump parliament, and was elected a member of the Council of State on 14 May 1659, and again on 31 December 1659.
[13] As he had been one of the nine members of the Council of State who promised to assist George Monck in his action against John Lambert (General) (19 November 1659), "promoted Monck's policy by his action in Parliament, and laboured for the readmission of the members" to reconstitute the Long Parliament, he found no difficulty in making his peace at the Restoration,[14] On 31 May 1660 Reynolds petitioned King Charles II for leave to retire with pardon and protection into the country.