Ewen Bremner as Nathaniel Buttons, the grizzled first mate on the Revenge whom Stede often calls upon for advice.After purchasing the Revenge and hiring a crew, he seeks to brand himself as the Gentleman Pirate. Rhys Darby as Stede Bonnet, a wealthy Barbadian aristocrat who, growing tired of his sedentary life and unhappy marriage, abandons his family to begin a life of piracy despite having no aptitude for it.Bonnet and Teach subsequently develop an unlikely relationship. During their misadventures the crew of the Revenge cross paths with notorious pirate captain Edward Teach and his crew, including right-hand-man Izzy Hands. Sailing aboard his ship the Revenge, Captain Bonnet and his dysfunctional crew struggle to survive against deadly threats from naval warships and other bloodthirsty pirates. In 1717, Captain Bonnet is an aristocrat who abandons his comfortable life and family to prove himself as a pirate during the Golden Age of Piracy, despite having no aptitude for the role. The series is loosely based on the life of Stede Bonnet.