Actors in both Castle and Numb3rs
172 actors have appeared in both Castle and Numb3rs, across 291 episodes. The most-credited is Arye Gross, Dr. Sidney Perlmutter in Castle and Professor Stanley Novich in Numb3rs.
| Actor | In Castle | In Numb3rs | Eps | Eps |
|---|---|---|---|---|
| Arye Gross | Dr. Sidney Perlmutter | Professor Stanley Novich | 17 | 1 |
| Navi Rawat | Rachel Walters | Amita Ramanujan | 1 | 7 |
| Geoff Pierson | Mr. Smith | Aaron Helm | 6 | 1 |
| Sophina Brown | Brooke Carver | Nikki Betancourt, Bianca Styles | 1 | 4 |
| Jason Beghe | Mike Royce | Reid Sarasin | 2 | 1 |
| Max Martini | Hal Lockwood | Agent Cooper | 2 | 1 |
| Bruce Davison | D.A. Lou Karnacki | Robert Oliver | 1 | 1 |
| David Clayton Rogers | Viggo Jansen | Steffen Cavani | 1 | 1 |
| Don McManus | Archie "The Savannah Hammer" Bronstein | Jeff Kinkirk | 1 | 1 |
| Eric Lange | Simon Warburg | Skipper | 1 | 1 |
| François Chau | Clifford Lee | Kaj-Jan Chen | 1 | 1 |
| Jonathan Adams | Vulcan Simmons | Clifford Hansen | 3 | 1 |
| Judith Scott | Evelyn Montgomery | Judy Turner | 3 | 1 |
| Mark Pellegrino | Tom Dempsey | Tim Hamer | 1 | 1 |
| Molly Hagan | Daisy May | Fingerprint Technician | 1 | 1 |
| Sarah Drew | Chloe Richardson | Piper St. John | 1 | 1 |
| Taylor Cole | Regina Cane | Brandi | 1 | 1 |
| Teri Polo | Kayla Baron | Rachel Willons | 1 | 1 |
| Teri Reeves | Miranda Vail | Police Tech | 1 | 1 |
| Chris Bruno | Randall Bedford | Tim King | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.