All 110 actors in both Castle and Mad Men
110 actors have appeared in both Castle and Mad Men, across 265 episodes. The most-credited is Jay R. Ferguson, Dick Coonan in Castle and Stan Rizzo in Mad Men.
| Actor | In Castle | In Mad Men | Eps | Eps |
|---|---|---|---|---|
| Jay R. Ferguson | Dick Coonan | Stan Rizzo | 1 | 34 |
| Mark Moses | Blake Wellesley | Herman "Duck" Phillips | 1 | 20 |
| Sam Page | Brian Elliott | Greg Harris | 1 | 9 |
| Anne Dudek | Emma Carnes | Francine Hanson | 1 | 16 |
| Abigail Spencer | Sarah Reed / Lauren Branston | Miss Farrell | 1 | 6 |
| Darby Stanchfield | Meredith | Helen Bishop | 2 | 5 |
| Cara Buono | Siobhan O'Doul | Faye Miller | 1 | 10 |
| Eric Ladin | Daniel Sullivan | William Hofstadt | 1 | 4 |
| Sarah Drew | Chloe Richardson | Kitty Romano | 1 | 4 |
| Charlie Hofheimer | Eric Chambers | Abe Drexler | 1 | 11 |
| Kristoffer Polaha | Caleb Brown | Carlton Hanson | 4 | 4 |
| Denise Crosby | Dr. Marion Baker | Gertie | 1 | 2 |
| Patrick Fischler | Leo | Jimmy Barrett | 1 | 4 |
| Mary Page Keller | Rebecca Dalton | Annabelle Mathis | 1 | 1 |
| Pamela Dunlap | Rose | Pauline Francis | 1 | 5 |
| Andy Umberger | Johnny Rosen | Dr. Arnold Wayne | 1 | 6 |
| Joe O'Connor | Cal Townsend | Tom Vogel | 1 | 6 |
| Laura Regan | Rebecca Siegel | Jennifer Crane | 1 | 6 |
| Charles Shaughnessy | Nigel Wyndham | Saint John Powell | 1 | 5 |
| Darren Pettie | Trapper John | Lee Garner Jr. | 1 | 3 |
| Jack Laufer | Mr. Davenport | Frank Keller | 1 | 4 |
| Melinda Page Hamilton | Diana Harris | Anna Draper | 1 | 4 |
| Brian Krause | Father Aaron Low | Kess | 1 | 1 |
| Jay Paulson | Eddie McUsic | Adam Whitman | 1 | 3 |
| Jim Hoffmaster | Clerk | Jerry | 1 | 1 |
| Kevin Christy | Todd / Brandon Northcliff | Stu Rogison | 1 | 1 |
| Oliver Muirhead | Bryce Robert, Steven Heisler | John Echolls | 2 | 1 |
| Ray Abruzzo | Frank Russo | Jonesy | 1 | 3 |
| Ray Wise | Bobby Fox | Ed Baxter | 1 | 4 |
| Brian Elerding | Armando Montoya | Bill Mitford | 1 | 4 |
| Jerry O'Donnell | Milton Cicero | Gerry Respola | 1 | 4 |
| Gary Basaraba | Ralph Carbone | Herb Rennet | 1 | 3 |
| Judy Kain | Sara | Olive Healy | 1 | 3 |
| Casey Sander | Billy O'Rourke | John Gibbons | 1 | 1 |
| Josh Braaten | Kyle Jennings | Walt | 1 | 1 |
| Peter Jason | Sheriff Sloan | Len McKenzie | 1 | 1 |
| Ray Proscia | Tom Gilliam | Agent Norris | 1 | 1 |
| Seamus Dever | Detective Kevin Ryan | Chuck | 1 | 1 |
| Spencer Garrett | Evan Pierce | Andy Hayes | 1 | 1 |
| William Mapother | Carl Matthews | Randall Walsh | 1 | 1 |
| Timi Prulhiere | Talbot's Nurse | Nan Chaough | 1 | 4 |
| Alastair Duncan | Reginald Easley | George Pelham | 1 | 1 |
| Barry Livingston | Abe | Duane Davis | 1 | 1 |
| Bess Armstrong | Paula Casillas | Catherine Orcutt | 1 | 1 |
| Brian Klugman | Paul McCardle | Judd | 1 | 1 |
| Jim Holmes | Dr. Ian Fuller | Charles | 1 | 1 |
| Joe Williamson | Charlie Green | Man | 1 | 1 |
| John Getz | Dr. Gustavo Bauer | Dr. Eric Stone | 1 | 1 |
| Kristen Miller | Caroline | Olive Frank | 1 | 1 |
| Mark Famiglietti | Scott Weinberg | Bernie Rosenberg | 1 | 1 |
| Michael Chieffo | Dr. Brock Martin | Jim Buckley | 1 | 1 |
| Rob Brownstein | Captain Ziering | Dr. Levy | 1 | 2 |
| Rob Nagle | Kirby Smith | Agent Landingham | 1 | 1 |
| Ted McGinley | Brock Harmon | Mel | 1 | 1 |
| Emily Baldoni | Svetlana Renkov | Emily | 1 | 1 |
| Gareth Williams | Wesley Grovner | Mr. Wheatley | 1 | 1 |
| Idara Victor | Patty | Nikki | 1 | 1 |
| Jim Abele | Adam Greene | Jack Konig | 1 | 1 |
| Keisuke Hoashi | Mr. Lee | Hachi Saito | 1 | 1 |
| Nathan Anderson | Brent Reeves | Ronnie Gillridge | 1 | 1 |
| Ned Vaughn | Brett Zaretsky | Ed Lawrence | 1 | 1 |
| Scott Michael Morgan | Sam Mackey | Ralph Stubbs | 1 | 1 |
| Aaron Hill | Kurt Wilson | Carl Winter | 1 | 1 |
| Bess Rous | Natalie Barnes | Marjorie | 1 | 1 |
| Bruno Oliver | Tracy's Boss | Nick Rodis | 1 | 1 |
| Chet Grissom | Agent Gray | Wally Kostis | 1 | 1 |
| Dale Waddington Horowitz | Kelly Gunther | Lillian Baxter | 1 | 1 |
| David Starzyk | Lee Copley | Bob Grange | 1 | 2 |
| Peter MacKenzie | Sgt. Roman | Cliff Perry | 1 | 1 |
| Brian Norris | Chad Rodrick | Mailroom Boy | 1 | 1 |
| David Bowe | Max Haverstock | Doctor Adams | 1 | 1 |
| Erica Shaffer | Extra Reporter | Patty Grange | 1 | 1 |
| Jesse Henecke | Mr. Graham | Griz Patterson | 1 | 1 |
| Jonathan Runyon | DHS Technician | Dan Lindstrom | 1 | 1 |
| Larry Anderson | Dr. Kovaks | Anchorman | 1 | 1 |
| Randy Oglesby | Pastor Bob | Walter Veith | 1 | 1 |
| Sean Blodgett | Avery Zussman | Reporter | 1 | 1 |
| Timothy Carhart | Dr. Nelson Blakely | Jed Covington | 1 | 1 |
| Alan Blumenfeld | Hank Harper | George Rothman | 1 | 1 |
| Brian Scolaro | Dave Barton | Alex Polito | 1 | 1 |
| Christopher Murray | Mr. Geoffrey Northcliff | Phil Mathewson | 1 | 1 |
| David Dean Bottrell | Byron H. Singer | Preacher | 1 | 1 |
| Erin Sanders | Rosie Freeman | Sandy | 1 | 1 |
| Heidi Fecht | File Clerk | Laura Crespy | 1 | 1 |
| Jennifer Riker | Sue Vaughn | Glo-Coat Mom | 1 | 1 |
| Matt Bushell | Leeman Jones | Dennis Hobart | 1 | 1 |
| Pamela Shaddock | Marcella | Loretta | 1 | 1 |
| Tim De Zarn | Bartender | Jim Anderson | 1 | 1 |
| Annie Little | Carolyn Decker | Lorelai | 1 | 1 |
| Gerald Downey | Lloyd Kurtzman | Greg Harris | 1 | 1 |
| Maura Soden | Mrs. Faris | Nurse Wilson | 1 | 1 |
| Mitchell Fink | Paul Gibney | Eric Pierce | 1 | 1 |
| Tim Snay | Dr. Abe Kogan | Ronald Ettinger | 1 | 1 |
| Jamison Haase | FBI Agent Lucas | Rick Stolich | 1 | 1 |
| Ken Meseroll | Man | Herb Emmert | 1 | 1 |
| Kevin Symons | Mike Matthews | Doctor | 1 | 1 |
| Mary-Margaret Lewis | Elaine Nelson | Receptionist | 1 | 1 |
| Matt Riedy | Attorney | Henry Lammott, Henry Wofford | 1 | 2 |
| Michael Dempsey | Frank Malloy | Marty Hasselbach | 1 | 1 |
| Nina Rausch | Receptionist | Gudrun | 1 | 1 |
| Steven M. Gagnon | Colonel Fortis | Middle-Aged Man | 1 | 1 |
| Susan Grace | Carla | Delia | 1 | 1 |
| Hrach Titizian | Omar Dixon | Hungarian Man | 1 | 1 |
| Jeff Grace | Charlie Reynolds | Jones | 1 | 1 |
| Keenan Henson | Rob | Doug | 1 | 1 |
| Michael Edward Rose | Agent Johnson | Stewart Dell | 1 | 1 |
| Meg Cionni | Tessa | Miranda | 1 | 1 |
| Rodney J. Hobbs | Worker | Usher | 1 | 1 |
| Dan Warner | House Security Detail | Ray | 1 | 1 |
| Orestes Arcuni | Administrative Aide | Bellhop | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.