Person of Interest 4x21: Asylum
| Serie | Person of Interest |
| Staffel | 4 |
| Folge | 21 |
| Länge | 43 Minuten |
| Genres | Action, Crime, Drama |
| Erstausstrahlung | 28.04.2015 |
| Autoren | Andy Callahan, Denise Thé |
| Regisseur | Frederick E.O. Toye |
Die Schauspieler der Episode
| Schauspieler | Rolle |
|---|---|
| Jim Caviezel | John Reese |
| Kevin Chapman | Lionel Fusco |
| Amy Acker | Root |
| Michael Emerson | Harold Finch |
| Annie Ilonzeh | Harper Rose |
| John Nolan | John Greer |
| Cara Buono | Martine Rousseau |
| Winston Duke | Dominic |
| Jamie Hector | Link Cordell |
| Jessica Pimentel | Floyd |
| Erin Dilly | Shelly Spencer |
| Enrico Colantoni | Carl Elias |
| Camryn Manheim | Control |
| Bjorn DuPaty | Garvin |
| Radu Spinghel | Lenny |
| John Preston | Admitting Physician |
| Juan-Pablo Veizaga | Tyler |
| Joe Curnutte | Samaritan Operative |
| Jack Ferry | Head Sentry |
| Lynn Marocola | Court Officer |
| Scott Martin | Brotherhood Transpo Guard |
| Sarah Shahi | Sameen Shaw |
| Nancy Ellen Shore | Crime Scene Investigator |
| David Valcin | Scarface |