Actors in both Castle and Private Practice
157 actors have appeared in both Castle and Private Practice, across 284 episodes. The most-credited is Ann Cusack, Rita in Castle and Susan Grant in Private Practice.
| Actor | In Castle | In Private Practice | Eps | Eps |
|---|---|---|---|---|
| Ann Cusack | Rita | Susan Grant | 2 | 5 |
| Caterina Scorsone | Joanne Delgado | Dr. Amelia Shepherd | 1 | 5 |
| James Morrison | Commissioner Malone | William White | 1 | 8 |
| Darby Stanchfield | Meredith | Tess Milford | 2 | 1 |
| Jayne Brook | Claudia Peterson | Dr. Meg Porter | 1 | 5 |
| Joshua Bitton | Grant "Sully" Sullivan | Adam Stanfield | 2 | 1 |
| Sarah Drew | Chloe Richardson | Judy | 1 | 2 |
| Charlie Hofheimer | Eric Chambers | Ron Nelson | 1 | 4 |
| Abigail Spencer | Sarah Reed / Lauren Branston | Rachel | 1 | 1 |
| Brett Cullen | Christian Dahl | Allan | 1 | 1 |
| Brianna Brown | Eva Whitfield | Sam's Date | 1 | 1 |
| Corey Reynolds | Mr. West | Ray Paget | 1 | 1 |
| Currie Graham | Stanford Raynes | Ryan Mason | 1 | 1 |
| David Burke | Chief John Brady | Gary Spencer | 1 | 1 |
| David Grant Wright | Ben Moss | Troy | 1 | 3 |
| Ever Carradine | Mirielle Lefcourt | Kara | 1 | 1 |
| Frances Fisher | Matilda King | Ruby Broome | 1 | 1 |
| French Stewart | Zach Robinson | Kevin Mason | 1 | 1 |
| Josh Randall | Miles Haxton | Carl | 1 | 1 |
| Kathleen Rose Perkins | Elise Finnegan | Jodi | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.