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