D'Artagnan (Chris O'Donnell) travels to Paris hoping to become a musketeer, one of the French king's elite bodyguards, only to discover that the corps has been disbanded by conniving Cardinal Richelieu (Tim Curry), who secretly hopes to usurp the throne. Fortunately, Athos (Kiefer Sutherland), Porthos (Oliver Platt) and Aramis (Charlie Sheen) have refused to lay down their weapons and continue to protect their king. D'Artagnan joins with the rogues to expose Richelieu's plot against the crown.
Nobleman crusader Robin of Locksley (Kevin Costner) breaks out of a Jerusalem prison with the help of Moorish fellow prisoner Azeem (Morgan Freeman) and travels back home to England. But upon arrival he discovers his dead father in the ruins of his family estate, killed by the vicious sheriff of Nottingham (Alan Rickman). Robin and Azeem join forces with outlaws Little John (Nick Brimble) and Will Scarlett (Christian Slater) to save the kingdom from the sheriff's villainy. At the end of the episode we do a mini review of Avengers: Endgame. Guest: Jake Naked.
A Muslim ambassador exiled from his homeland, Ahmad ibn Fadlan (Antonio Banderas) finds himself in the company of Vikings. While the behavior of the Norsemen initially offends ibn Fadlan, the more cultured outsider grows to respect the tough, if uncouth, warriors. During their travels together, ibn Fadlan and the Vikings get word of an evil presence closing in, and they must fight the frightening and formidable force, which was previously thought to exist only in legend.