Guest Stars Ralph Ineson as Steward Hart Diana Kent as Eleanor Widener Olivia Darnley as Bessie Allison Miles Richardson as John Jacob Astor IV Larina Mészáros as Loraine Allison Péter Kõszegi as George Widener Angéla Eke as Madeleine Astor Cian Barry as Fourth Officer Boxhall Lloyd Hutchinson as Chief Steward Lattimer Simon Paisley Day as Sir Cosmo Duff-Gordon Ifan Meredith as Fifth Officer Lowe Georgia McCutcheon as Theresa Maloney Joseph May as Giglio Shane Attwooll as Billy Blake Matt Devere as Boilerman Gráinne Keenan as Laura Francatelli Sally Bankes as Mrs. Gibson Jonathan Howard as Sixth Officer James Moody John Kazek as Steward Turnbull Tom Andrews as Seaman Hawkins Sophie Rundle as Roberta Maioni Beatrice Zentai as Woman 1 at Purser's Pandora Colin as Countess of Rothes Thomas Aldridge as Steward Taylor Ryan Hawley as Jack Thayer Joséphine De La Baume as Madame Aubart Christine Kavanagh as Marian Thayer Laurie Hagen as Emma Sagesser Eszter Zakariás as Woman 2 at Purser's Geoffrey Thomas as American Valet Tim Downie as Policeman Michele Moran as Prostitute Izabella Urbanowicz as Alice Cleaver Kevin Lukács as American Valet Csongor Veér as Band Leader Mátyás Ölveti as Cellist
