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