Series info
Cast: (50 - show/hide all)
| Joanne Kelly | ... | Myka Bering (59 episodes) |
| Eddie McClintock | ... | Pete Lattimer (58 episodes) |
| Saul Rubinek | ... | Artie Nielsen (58 episodes) |
| Allison Scagliotti | ... | Claudia Donovan (54 episodes) |
| Genelle Williams | ... | Leena (35 episodes) |
| Aaron Ashmore | ... | Steve Jinks (28 episodes) |
| CCH Pounder | ... | Mrs. Irene Frederick (26 episodes) |
| Jaime Murray | ... | H.G. Wells (13 episodes) |
| Faran Tahir | ... | Adwin Kosan (9 episodes) |
| Sasha Roiz | ... | Marcus Diamond (7 episodes) |
| Roger Rees | ... | James MacPherson (6 episodes) |
| Mark Sheppard | ... | Benedict Valda (6 episodes) |
| Paula Garcés | ... | Dr. Kelly Hernandez (6 episodes) |
| Jung-Yul Kim | ... | Mrs. Frederick's Bodyguard (5 episodes) |
| Tyler Hynes | ... | Joshua Donovan (5 episodes) |
| Lindsay Wagner | ... | Dr. Vanessa Calder (5 episodes) |
| Brent Spiner | ... | Brother Adrian (5 episodes) |
| Kelly Hu | ... | Abigail Cho (5 episodes) |
| Simon Reynolds | ... | Daniel Dickenson (4 episodes) |
| Nolan Gerard Funk | ... | Todd (4 episodes) |
| Rene Auberjonois | ... | Hugo Miller (4 episodes) |
| Ashley Williams | ... | Sally Stukowski (4 episodes) |
| Jeffrey R. Smith | ... | Mr. Keeler (4 episodes) |
| Anthony Head | ... | Paracelsus (4 episodes) |
| Gabriel Hogan | ... | Sam Martino (3 episodes) |
| Roberta Maxwell | ... | Rebecca St. Clair (3 episodes) |
| Paula Boudreau | ... | Regent Theodora (3 episodes) |
| Bernadette Couture | ... | Kris (3 episodes) |
| Kate Mulgrew | ... | Jane (3 episodes) |
| Polly Walker | ... | Charlotte Dupres (3 episodes) |
| Josh Blaylock | ... | Nick Powell (3 episodes) |
| Chryssie Whitehead | ... | Claire Donovan (3 episodes) |
| Jamie Ferenczi | ... | Nurse (2 episodes) |
| Lynne Cormack | ... | Carol Augustine (2 episodes) |
| Stephanie Barrett | ... | Alice Liddell (2 episodes) |
| Lok Archer | ... | Regent Archer (2 episodes) |
| Susan Hogan | ... | Jeannie Bering (2 episodes) |
| Susanna Harter | ... | Justine Pounder (2 episodes) |
| Kevin B Hartley | ... | Pedestrian (2 episodes) |
| Kyra Harper | ... | Brenda (2 episodes) |
| Dwight Ireland | ... | Buck Mendell (2 episodes) |
| Neil Grayston | ... | Douglas Fargo (2 episodes) |
| Tia Carrere | ... | Agent Kate Logan (2 episodes) |
| Ted Ludzik | ... | Limo Driver (2 episodes) |
| Alex Paxton-Beesley | ... | Young Rebecca (2 episodes) |
| Chad Connell | ... | Jack (2 episodes) |
| Allen Altman | ... | M. Sempe (2 episodes) |
| François Klanfer | ... | Elderly French Man (2 episodes) |
| Julie LeGal | ... | Felice - Lawyer's Assistant (2 episodes) |
| Holly Dennison | ... | Castle Coordinator (2 episodes) |
Crew:
| Jane Espenson D. Brent Mote David Simkins | ... | Creator(s) |
Episode list [ Season | 1 | 2 | 3 | 4 | 5 ]
| 4.01 | A New Hope | |
| 4.02 | An Evil Within | |
| 4.03 | Personal Effects | |
| 4.04 | There's Always a Downside | |
| 4.05 | No Pain No Gain | |
| 4.06 | Fractures | |
| 4.07 | Endless Wonder | |
| 4.08 | Second Chance | |
| 4.09 | The Ones You Love | |
| 4.10 | We All Fall Down | |
| 4.11 | The Living and the Dead | |
| 4.12 | Parks and Rehabilitation | |
| 4.13 | The Big Snag | |
| 4.14 | The Sky's the Limit | |
| 4.15 | Instinct | |
| 4.16 | Runaway | |
| 4.17 | What Matters Most | |
| 4.18 | Lost & Found | |
| 4.19 | All the Time in the World | |
| 4.20 | The Truth Hurts |