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