| cast |
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| Series Regulars | |||
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| Brían F. O'Byrne | Brían F. O'Byrne as Aaron Stark | Christine Woods | Christine Woods as Janis Hawk |
| Courtney B. Vance | Courtney B. Vance as Stan Wedeck | Dominic Monaghan | Dominic Monaghan as Simon |
| Jack Davenport | Jack Davenport as Lloyd Simcoe | John Cho | John Cho as Demetri Noh |
| Joseph Fiennes | Joseph Fiennes as Mark Benford | Peyton List | Peyton List as Nicole Kirby |
| Sonya Walger | Sonya Walger as Dr. Olivia Benford | Zachary Knighton | Zachary Knighton as Bryce Varley |
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| Recurring & Guests | |||
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| Michael Ealy | Michael Ealy as Marshall Vogel | Ryan Wynott | Ryan Wynott as Dylan Simcoe |