All 111 actors in both Boardwalk Empire and Elementary
111 actors have appeared in both Boardwalk Empire and Elementary, across 210 episodes. The most-credited is Jordan Gelber, Simon in Boardwalk Empire and Dr. Eugene Hawes, M.E. in Elementary.
| Actor | In Boardwalk Empire | In Elementary | Eps | Eps |
|---|---|---|---|---|
| Jordan Gelber | Simon | Dr. Eugene Hawes, M.E. | 3 | 22 |
| Kevin O'Rourke | Mayor Edward Bader | Deputy Commissioner Pat | 21 | 1 |
| Wrenn Schmidt | Julia Sagorsky | Ellory | 10 | 2 |
| Victor Verhaeghe | Damien Fleming | Bruce Daniels | 20 | 1 |
| Peter McRobbie | Supervisor Frederick Elliot | Milton Van Kirk | 9 | 1 |
| William Hill | Alderman George O'Neill | Jim Bendix | 13 | 1 |
| Glenn Fleshler | George Remus | Trey McCann | 9 | 1 |
| Ashlie Atkinson | Giaconda Rosetti | Gay | 1 | 2 |
| Jeremy Bobb | Dickie Pastor | Agent Gary Burke | 1 | 2 |
| John Ellison Conlee | Commodore Louis Kaestner (Younger) | Kirk Abramovitch | 8 | 1 |
| Tony Curran | Eamonn Rohan | Dr. Joshua Vikner | 1 | 2 |
| Adam Mucci | Deputy Halloran | Rennie Jacobs | 13 | 1 |
| Enid Graham | Rose Van Alden | Ms. Chadwick | 7 | 1 |
| Ian Hart | Ethan Thompson (Younger) | Professor Baynes | 4 | 1 |
| Louis Cancelmi | Mike D'Angelo | Ben Reynolds | 6 | 1 |
| Danny McCarthy | Pat Halligan | Detective Nash | 2 | 2 |
| Joel Marsh Garland | Stu | Manager | 1 | 1 |
| Paul Calderón | Arquimedes "Archie" Ortiz | Zuniga | 7 | 1 |
| Salvatore Inzerillo | Thomas Gagliano | Superintendent | 1 | 1 |
| Christina Jackson | Maybelle White | Nicole Watkins | 8 | 1 |
| Michael Cumpsty | Father Ed Brennan | Arlen Schrader | 6 | 1 |
| Nick Wyman | Dr. Landau | Duncan Brice | 4 | 1 |
| Stephen DeRosa | Eddie Cantor | Mel Cheney | 7 | 1 |
| John Rue | Mayor Harry Bacharach | Norm | 5 | 1 |
| Kevin Henderson | Dr. Carl Surran | N.D. Detective | 8 | 1 |
| Danny Burstein | Lolly Steinman | Ted Winthrop | 5 | 1 |
| Michael Countryman | Frank WIlson | Barry Kemper | 5 | 1 |
| Andrew Howard | August Tucker | Devon Gaspar | 1 | 1 |
| Bill Sage | Solomon Bishop | Jake Picardo | 4 | 1 |
| David Aaron Baker | Bill Fallon | Joe Leshner | 6 | 1 |
| Jennifer Ferrin | Carolyn Rothstein | Rebecca Ellison | 1 | 1 |
| Jon DeVries | Pete | Martin | 1 | 1 |
| Reg Rogers | Robert Hodge | Micah Erlich | 2 | 1 |
| Vincenzo Amato | Vincenzo Petrucelli | Guillaume de Soto | 2 | 2 |
| Emily Dorsch | Cornelia Predock | Dr. Franny Krieg | 5 | 1 |
| Mike Houston | Ralph | Marty Bledsoe | 5 | 1 |
| Rebecca Luker | Sister Agnes | Virginia Spivey | 4 | 1 |
| Curt Bouril | Clifford Lathrop | FRP #1 | 7 | 1 |
| Patch Darragh | Robert Bennett III | Griffin Parker | 3 | 1 |
| Joe Tippett | Cal | Benjamin Long | 2 | 1 |
| Paul Fitzgerald | Charles Gabler | Burt Jeffries | 2 | 1 |
| Erin Dilly | Eleanor Thompson | Amanda Kemper | 4 | 1 |
| Jordan Lage | Young Leander Whitlock, King Neptune | Dr. Phineas Hobbs | 4 | 1 |
| Lucas Caleb Rooney | Joe Miller | Duane Proctor | 2 | 2 |
| Olivia Nikkanen | Fern | Tess Jantzen | 1 | 1 |
| Charlotte Maier | Mrs. Landau | Cynthia Tilden | 2 | 1 |
| Sean Cullen | Carl Billings | Samuel Meher | 2 | 1 |
| Bill Buell | Donald Flance | Private Maggio | 1 | 1 |
| Byron Jennings | Dr. Cotton | Phillip Van Der Hoff | 1 | 1 |
| Devin Harjes | Jack Dempsey | Nick | 2 | 1 |
| Richard Bekins | Theodore Rollins | Harold Dresden | 2 | 1 |
| Susan Blommaert | Irene Davis | Dr. Xanthopoulos | 1 | 1 |
| Wayne Duvall | Governor Edward I. Edwards | Duke Landers | 1 | 1 |
| Christopher McCann | Mortician | Dr. Del Santo | 1 | 2 |
| Mary McCann | Matron | Lawyer | 2 | 1 |
| Donald Paul | Prisoner | Socks | 1 | 1 |
| Edward James Hyland | Judge Ketchum | Curtis Jenkins | 1 | 1 |
| Gabriel Olds | Professor Noel Pearson | Dr. Nate Campbell | 1 | 1 |
| Happy Anderson | Waiter | Nick Farris | 1 | 1 |
| Jim True-Frost | Eliot Ness | Anson Samuels | 1 | 1 |
| John Bolton | Carl Switzer | Mr. Charles | 1 | 1 |
| Mark Lotito | Dr. Cuomo | Phil Righetti | 1 | 1 |
| Mary Bacon | Marie | Allison Pitzker | 1 | 1 |
| Roe Hartrampf | Skeeter Walsh | Bartender | 1 | 1 |
| Jeff Kready | World War One Veteran | ESU Officer #1 | 1 | 2 |
| Susan Varon | Madam Regina | Bingo Host | 3 | 1 |
| Ben Livingston | Hotel Manager | Coleman Gregg | 1 | 1 |
| Burke Moses | Mr. Jeffries | New Jersey Detective | 1 | 1 |
| James Michael Reilly | Realtor | Walter Devlin | 1 | 1 |
| Kate Cullen Roberts | Gossipy Prostitute | Kathy Spalding | 1 | 1 |
| Matthew Lawler | Mr. Posner | Titus Gorham | 1 | 1 |
| Michael Siberry | Senator Wendell Lloyd | Carson Mayfield | 2 | 1 |
| Nadia Alexander | Bethany Rohan | Hope Neligan | 1 | 1 |
| Robert Emmet Lunney | Judge Varick | Attorney | 2 | 1 |
| Joel Hatch | Dr Edward Holt | Andrew Donnelly | 3 | 1 |
| Alex Cranmer | Talmer | Mr. Balfour | 1 | 1 |
| Martin LaPlatney | Mr. Darlington | Darryl Ghent | 1 | 1 |
| Matthew F. O'Connor | Boardwalk Barker | Gunther Klecko | 1 | 1 |
| Olli Haaskivi | Conor's Assistant | Terry Weaver | 1 | 1 |
| Ralph Byers | Jack "Doc" Kearns | Chuck Hammond | 1 | 1 |
| Rudy Mungaray | Cuban Captain | Agent Marco Saveda | 1 | 1 |
| Sean Dugan | Jeffrey Romsey | Charles Briggs | 1 | 1 |
| Steve Routman | Davidoff | Mr. Briggs | 1 | 1 |
| Clarke Thorell | Clifton King | U.S. Marshal Deputy Strider Lincoln | 1 | 1 |
| Grace Rex | Diner Waitress | Ashley Medina | 1 | 1 |
| Max Von Essen | Paul Muni | Clyde Staller / Jeff Danks | 1 | 1 |
| Megan Sikora | Philadelphia prostitute's madam | Jennifer Crismond | 1 | 1 |
| Michael Gibson | Owen's man | Detective Palmer | 1 | 1 |
| Rick Crom | Sagorsky's Attorney | Auctioneer | 2 | 1 |
| Edelen McWilliams | Bettyanne Mulhaney | Alan's Lawyer | 1 | 1 |
| Elizabeth Ward Land | Helen Hewson | Lillian Dunbar | 1 | 1 |
| Irungu Mutu | Africanus | Taxi Driver | 1 | 1 |
| Kenneth Tigar | Dentist | Philip Armistead | 1 | 1 |
| Maddie Jo Landers | Pauline | Corinna Wood | 1 | 1 |
| Ben Van Bergen | Thomas | Dr. Ziegler | 1 | 1 |
| David Rossmer | Middle-Aged Agent | Saul Maranek-Halevi | 1 | 1 |
| Ed Moran | Agent Pearl | Detective | 1 | 1 |
| Jimmy Palumbo | Hotelier #2 | Security Guard | 1 | 1 |
| Tommar Wilson | Carter | Young Uni | 1 | 1 |
| Robert C. Kirk | Mr. Johansen | Detective Harris | 1 | 1 |
| Steven Hauck | Mr. Pendergast | Crabtree | 1 | 1 |
| Tyrone Mitchell Henderson | Wilfred | Security Guard | 1 | 1 |
| Edward Carnevale | Cenzo | Blue-Collar Man | 1 | 1 |
| Frank Deal | Mr. Shearer | Detective Mike Muldoon | 1 | 1 |
| Fred Arsenault | Agent #1 | Building Manager | 1 | 1 |
| John Leonard Thompson | Father Shocke | Picardo's Lawyer | 1 | 1 |
| Kevin Loreque | Savarin Waiter | Bespectacled Man | 1 | 1 |
| Scott Jaeck | Ward Boss | Maxwell Krebs | 1 | 1 |
| Timothy Sekk | Gilbert Longacre | Ken | 1 | 1 |
| Thomas Schall | Middle-Aged Man | Jay Wirth | 1 | 1 |
| Margaret Daly | Greedy Party Guest | Secretary | 1 | 1 |
← Boardwalk Empire × Elementary
Cast data from TVmaze, licensed CC BY-SA 4.0.