Synopsis: When ambitious Oliver Cromwell overthrows the king, Cardinal Mazarin enlists a down-and-out D'Artagnan to rally the Musketeers against him. Porthos accepts at once, but Athos and Aramis are reluctant. Still, the three reunite, but they are soon torn apart by infighting. They get a chance at redemption when they are sent to England to save the life of King Charles I.