All 99 actors in both Castle and Perception
99 actors have appeared in both Castle and Perception, across 212 episodes. The most-credited is Scott Paulin, Jim Beckett in Castle and Senator Ted Paulson in Perception.
| Actor | In Castle | In Perception | Eps | Eps |
|---|---|---|---|---|
| Scott Paulin | Jim Beckett | Senator Ted Paulson | 7 | 1 |
| Shane Coffey | Sean Tanner | D. J. Pierce | 1 | 5 |
| Robert Curtis Brown | Ian Busch | Dr. Josiah Rosenthal | 1 | 4 |
| Perrey Reeves | Helen Parker | Miranda Stiles | 1 | 3 |
| Joshua Bitton | Grant "Sully" Sullivan | Craig Berkowitz | 2 | 1 |
| Robert Picardo | Dr. Clark Murray | A. Z. Weyland | 2 | 1 |
| Mary Page Keller | Rebecca Dalton | Judge Karen Trent | 1 | 1 |
| Molly Hagan | Daisy May | Professor Allison Emmett | 1 | 1 |
| Titus Makin, Jr. | Tim Cabot | Charlie Clark | 1 | 1 |
| Josh Stamberg | Martin Danberg | Sean | 2 | 1 |
| Andrew Lawrence | Tommy Marcone | Henry Wilmyer, Micah Conley | 1 | 1 |
| Brad Carter | Bobby Spurloch | Gary Williams | 1 | 1 |
| Chris Coy | Zeke | Alex White | 1 | 1 |
| David Chisum | Thomas Gage | Professor Gardner | 2 | 1 |
| Frederick Koehler | Adam Pike | George aka The Ghost | 1 | 1 |
| Gonzalo Menendez | Ronaldo | C.J. Delgado | 1 | 1 |
| Graham Beckel | Ted Murphy | Colonel | 1 | 2 |
| Joy Osmanski | Liz Bell | Hospital Doctor | 1 | 1 |
| Krista Allen | Naomi Duvray | Allison Bannister | 1 | 1 |
| Larry Poindexter | Det. McBride | John Taylor | 1 | 1 |
| Nicole Bilderback | Joy Harrison | Carol Lao | 1 | 1 |
| Rob Brownstein | Captain Ziering | Chancellor Kinney | 1 | 2 |
| Tom Virtue | Judge Fitz | Doctor | 1 | 1 |
| Bahar Soomekh | Nazihah Alhabi | Yael | 2 | 1 |
| Christina Cox | Maggie Finch | Mrs. Jennings | 1 | 1 |
| Darin Heames | Agent Chuck Martinez | Lomax | 1 | 1 |
| David Andrews | Carl Shelton | FBI Agent Krueger | 1 | 1 |
| Josh Braaten | Kyle Jennings | Derek Shelton | 1 | 1 |
| Laurie Fortier | U.S. Attorney Stephanie Goldmark | Hospital Doctor | 1 | 1 |
| Mike Moh | Lee Tong | Quang Brother | 1 | 1 |
| Nick Chinlund | Evan Mitchell | Kevin Connor | 1 | 1 |
| Raphael Sbarge | Dr. Darrell Meeks | Jerry Brockner | 1 | 1 |
| Spencer Garrett | Evan Pierce | Howard Reycraft | 1 | 1 |
| Tim Guinee | Andrew Haynes | Tom Shelby | 1 | 1 |
| Will Rothhaar | Jared Stone | Eddie | 1 | 1 |
| Gil McKinney | Tyler Benton | Bryan Murphy | 1 | 2 |
| Alex Carter | Michael Goldman | Dr. Carter Humphries | 1 | 1 |
| Alex Frnka | Jane Scarpella | Silvie Pavel | 1 | 1 |
| Alexis Cruz | Lyle Gomez | Joseph Garcia | 1 | 1 |
| Anabelle Acosta | Holly | Eva | 1 | 1 |
| Armin Shimerman | Benjamin Donnelly | Dr. Cutler | 1 | 1 |
| Brian Letscher | Liam Finch | Shane McNamara | 1 | 1 |
| John Hans Tester | Edward Peters | Asgar Svensden | 1 | 1 |
| Jonathan Bray | Lloyd Beakman | Agent Collins | 1 | 1 |
| Kevin Sheridan | Paul | Nicky | 1 | 1 |
| Piter Marek | Jamal Alhabi | Hospital Doctor | 2 | 1 |
| Ray Abruzzo | Frank Russo | Butcher | 1 | 1 |
| Scott Allen Rinker | David Anderson | Justin Briggs | 1 | 1 |
| Tim Ransom | Max Renfro | Dr. Robert Mills | 1 | 1 |
| Cas Anvar | Dr. Rampanel | Dev Mehta | 1 | 1 |
| Clare Carey | Noreen Hixton | Victoria Pavel | 1 | 1 |
| Conor O'Farrell | Ronald Armstrong | David Trent | 1 | 1 |
| Gareth Williams | Wesley Grovner | Brian McGrath | 1 | 1 |
| James Madio | Eddie Maslon | Officer Timmy Russo | 1 | 1 |
| Lisa Waltz | Laurie Horn | Sandy Shelby | 1 | 1 |
| Minni Jo Mazzola | Bethany | Kaos' Girlfriend | 1 | 1 |
| Nicki Micheaux | Michelle | Ellen Jameson | 1 | 1 |
| Rick Ravanello | Steve Adams | Randy Curtis | 1 | 1 |
| Aaron Hill | Kurt Wilson | Brian Cahill | 1 | 1 |
| Adam Wylie | Ronny | Tyler Woolf | 1 | 1 |
| Al Sapienza | Mr. Jones | John Pavel Snr. | 1 | 1 |
| Anthony Starke | Gary Moore | Richard Douglas | 1 | 1 |
| Brian McNamara | Mike Sampson | Detective Gerald Rix | 1 | 1 |
| Bruno Oliver | Tracy's Boss | Prison Guard | 1 | 1 |
| Charlie Bodin | Julian Cutter | Felix Simpson | 1 | 1 |
| John M. Jackson | Rod Halstead | Vincent | 1 | 1 |
| Mark Harelik | Pete Benton | Dr. Chandler | 1 | 1 |
| Michael Benyaer | Oscar | Dr. Arthur Singh | 1 | 1 |
| Patrick Cassidy | Clyde Belasco | Kenny Strand | 1 | 1 |
| Ray Wise | Bobby Fox | Martin Sullivan | 1 | 1 |
| Bradford Anderson | Dwight Carruthers | Shane Flannery | 1 | 1 |
| Branton Box | Volkov's Man | FBI Agent #2 (D.C.) | 1 | 1 |
| Jim Garrity | Mitch Bauer | Detective Malone | 1 | 1 |
| Kristin Carey | Sheila Bracken | Jill Nelson | 1 | 1 |
| Matt Roth | Philip Dagmar | Brendan Voss | 1 | 1 |
| Michael Dempsey | Frank Malloy | Gus | 1 | 1 |
| Hunter Jackson | James Swan | Anthony Hicks | 1 | 2 |
| Anita Finlay | Margo Falcigno | Mrs. Baker | 1 | 1 |
| Charlie Hofheimer | Eric Chambers | Roger Pierce | 1 | 1 |
| Chic Daniel | Thomas | Team Leader | 1 | 1 |
| Evan Helmuth | Nick Johnston | Charlie Kendricks | 1 | 1 |
| Exie Booker | LAPD Officer | Homicide Detective | 1 | 1 |
| Mark Berry | Captain Bigelow | Jury Foreman | 1 | 1 |
| Annie Abbott | Diane Nelson | Alex's Landlady | 1 | 1 |
| Chad E. Donella | Troy Strickland | Ted Duxbury | 1 | 1 |
| Danielle Rayne | News Anchor | Janet Larsen | 1 | 1 |
| Dave Shalansky | Tech #1 | Kurt Simpson | 1 | 1 |
| Jonathan Slavin | Justin Hankel | Kevin | 1 | 1 |
| Mark Espinoza | Professor Stevenson | Victor | 1 | 1 |
| Matthew Holmes | Chase Diggins | Phil Carlson | 1 | 1 |
| Paul Cassell | Marcus Conway | Dr. Landon Jennings, L-DUB | 1 | 1 |
| Robert Maffia | Lawyer | Detective McKearney | 1 | 1 |
| Jeffrey Nicholas-Brown | Freddie Baker | Shadow Leaguer | 1 | 1 |
| Jim Turner | Janacek Spivey | Dr. Bilson | 1 | 1 |
| Donald Agnelli | Barry | Judge Peter McAlpine | 1 | 1 |
| Jack Forbes | Captain Sam Pike | Officer Randolph | 1 | 1 |
| Matt Kaminsky | Evan Howard | Tom | 1 | 1 |
| Lou George | Charlie Blunt | Kevin Reynolds | 1 | 1 |
| Stephen Jordan | Young Alan Lane | Prosecutor | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.