Popularity: 5
| Creator: |
|---|
| Name | Character | Episodes |
|---|---|---|
| Kevin Zegers | Mark Muir | 12 |
| Derek Jacobi | Lord Pirrie | 12 |
| Ian McElhinney | Sir Henry Carlton | 12 |
| Alessandra Mastronardi | Sofia Silvestri | 12 |
| Ophelia Lovibond | Kitty Carlton | 12 |
| Massimo Ghini | Pietro Silvestri | 12 |
| Billy Carter | Thomas Andrews | 12 |
| Denise Gough | Emily Hill | 11 |
| Jonathan Forbes | Eddy Hatton | 11 |
| Martin McCann | Conor McCann | 10 |
| Liam Carney | Sean Malone | 10 |
| Steve Gunn | Bill Armstrong | 9 |
| Branwell Donaghey | Michael McCann | 9 |
| Caolan Byrne | Jimmy Smith | 9 |
| Eleanor Methven | Lady Pirrie | 8 |
| Edoardo Leo | Andrea Valle | 8 |
| Michael McElhatton | Albert Hatton | 7 |
| Neve Campbell | Joanna Yaegar | 6 |
| Chris Noth | J.P. Morgan | 6 |
| Karl Shiels | Neil Sutherland | 6 |
| Liam McMahon | Arthur McAllister | 6 |
| Liam Cunningham | Jim Larkin | 5 |
| Eve Macklin | Lord Pirrie's Secretary | 5 |
| Gabrielle Reidy | Edith Hatton | 5 |
| Kate O'Toole | Lady Carlton | 5 |
| Vincenzo Alfieri | Giacomo | 5 |
| Michael Cochrane | Captain Smith | 4 |
| Jonathan Harden | Walter Hill | 4 |
| Hazel Doupe | Sarah | 3 |
| James Flynn | John Gordon | 3 |
| Barry Barnes | Father Thomas | 3 |
| Robert Whitelock | Winston Churchill | 2 |
| Denis Conway | Magistrate | 2 |
| Emanuela Postacchini | Sahra | 2 |
| Joely Richardson | Countess Markievicz | 1 |
| Richard Flood | Samuel Johanson | 1 |
| Chris McHallem | Committee Member (uncredited) | 1 |
| Chris McHallem | Committee Member | 1 |
| David Pearse | Mr. Doland | 1 |
| Tim Delap | Naval Lawyer | 1 |
| Eve Macklin | Lord Pirrie's Secretary (uncredited) | 1 |
| Stanley Townsend | Rex Riley | 1 |
| Ned Dennehy | Brendan Byrne | 1 |
| John Kavanagh | Edward Carson | 1 |
| Owen Roe | Sir Norman Hill | 1 |
| Donncha Crowley | Registrar Clerk | 1 |
| Nenad Pećinar | Crew Member #2 | 1 |
| Gina Moxley | Mother Superior | 1 |
| Frank O'Sullivan | Steel Company Manager | 1 |
| Frank O'Sullivan | Manager Roll Comp (uncredited) | 1 |
| Patrick J Molloy | Paedar | 1 |
| Anthony Morris | Farmer | 1 |