Guest Stars Ralph Ineson as Steward Hart Diana Kent as Eleanor Widener Simon Paisley Day as Sir Cosmo Duff-Gordon Péter Kõszegi as George Widener Miles Richardson as John Jacob Astor IV Ifan Meredith as Fifth Officer Lowe Cian Barry as Fourth Officer Boxhall Larina Mészáros as Loraine Allison Lloyd Hutchinson as Chief Steward Lattimer Georgia McCutcheon as Theresa Maloney Angéla Eke as Madeleine Astor Olivia Darnley as Bessie Allison Matt Devere as Boilerman Ben Bishop as Stoker Lyons Shane Attwooll as Billy Blake Joseph May as Giglio Sally Bankes as Mrs. Gibson John Kazek as Steward Turnbull Will Keen as Chief Officer Wilde Beatrice Zentai as Woman 1 at Purser's Mike Kelly as Seaman Royce Alexis Latham as Man in Corridor Iain McKee as Seaman Scott Eszter Zakariás as Woman 2 at Purser's Richard Sutton as Second Officer Blair
