Castle 4x21: Headhunters
| Serie | Castle |
| Staffel | 4 |
| Folge | 21 |
| Länge | 45 Minuten |
| Genres | Comedy, Crime, Drama |
| Erstausstrahlung | 23.11.2012 |
| Autoren | Alexi Hawley |
| Regisseur | John Terlesky |
Die Schauspieler der Episode
| Schauspieler | Rolle |
|---|---|
| Nathan Fillion | Richard Castle |
| Stana Katic | Kate Beckett |
| Susan Sullivan | Martha Rodgers |
| Jon Huertas | Javier Esposito |
| Seamus Dever | Kevin Ryan |
| Tamala Jones | Lanie Parish |
| Molly C. Quinn | Alexis Castle |
| Penny Johnson Jerald | Captain Victoria Gates |
| Adam Baldwin | Det. Ethan Slaughter |
| Michael Dorn | Dr. Carter Burke |
| Michael McGrady | Brian Reilly |
| Reynaldo Gallegos | Cesar Vales |
| Anna Zielinski | M.E. Laura Wilson |
| Christopher Rivera | Det. Marc Gibson |
| Clifford McGhee | Maxi |
| Mario Ardila Jr. | Gilberto Mendoza |
| Stefan Niemczyk | Shea |
| Ramona DuBarry | Reporter |
| Jan M. Janssen | Officer Jenkins |
| Carter Mitchell | Homeless Man |
| Miles Tagtmeyer | Glitch |
| Jeremy Timmins | Westie |