| cast |
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| Series Regulars | |||
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| Allison Scagliotti | Allison Scagliotti as Claudia Donovan | CCH Pounder | CCH Pounder as Mrs. Irene Frederic |
| Eddie McClintock | Eddie McClintock as Pete Lattimer | Genelle Williams | Genelle Williams as Leena |
| Joanne Kelly | Joanne Kelly as Myka Bering | Saul Rubinek | Saul Rubinek as Artie Nielsen |
| Simon Reynolds | Simon Reynolds as Daniel Dickenson | | |
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| Recurring & Guests | |||
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| Aaron Ashmore | Aaron Ashmore as Steve Jinks | Ashley Williams | Ashley Williams as Sally Stukowski |
| Jaime Murray | Jaime Murray as H.G. Wells | Kate Mulgrew | Kate Mulgrew as Jane |
| Nolan Gerard Funk | Nolan Gerard Funk as Todd | Sasha Roiz | Sasha Roiz as Marcus Diamond |