| cast |
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| Series Regulars | |||
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| Diego Klattenhoff | Diego Klattenhoff as Mike Callahan | Guillermo Diaz | Guillermo Diaz as Nurse Angel Garcia |
| Jaime Lee Kirchner | Jaime Lee Kirchner as Sonia Jimenez | James LeGros | James LeGros as Dr. Dan Harris |
| James Tupper | James Tupper as Dr. Chris Sands | Michelle Trachtenberg | Michelle Trachtenberg as Chloe Payne |
| Taylor Schilling | Taylor Schilling as Veronica Callahan | | |
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| Recurring & Guests | |||
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| James Van Der Beek | James Van Der Beek as Dr. Joe Briggs | Peter Gerety | Peter Gerety as Jimmy Flanagan |