| Joel Kinnaman | Edward Baldwin |
| Michael Dorman | Gordo Stevens |
| Sarah Jones | Tracy Stevens |
| Shantel VanSanten | Karen Baldwin |
| Jodi Balfour | Ellen Wilson |
| Sonya Walger | Molly Cobb |
| Krys Marshall | Danielle Poole |
| Cynthy Wu | Kelly Baldwin |
| Casey W. Johnson | Danny Stevens |
| Coral Peña | Aleida Rosales |
| Wrenn Schmidt | Margo Madison |
| Nate Corddry | Larry Wilson |
| Jeff Hephner | Sam Cleveland |
| Dan Donohue | Thomas Paine |
| John Marshall Jones | Nelson Bradford |
| Noah Harpster | Bill Strausser |
| Meghan Leathers | Pam Horton |
| Piotr Adamczyk | Sergei Orestovich Nikulov |
| Nikola Djuricko | Stepan Petrovich Alexseev |
| Alexander Babara | Radislav Semenovich Orlov |
| Endre Hules | Soviet Chief Engineer |
| Ellen Wroe | Sally Ride |
| Michael Benz | Gary Piscotty |
| Charlie Schlatter | Paul Michaels |
| Connor Tillman | Vance Paulson |
| Michaela Conlin | Helena Webster |
| Josh Duvendeck | Nathan Morrison |
| Nick Toren | Tim 'Bird Dog' McKiernan |
| David Chandler | Jimmy Stevens |
| Irina Maleeva | Marta |
| Zac Titus | Charles Bernitz |
| Andre Boyer | Jason Wilhelm |
| Chris Cortez | Steve Lopez |
| Robert Werner | Victor, Engineer |
| Kalina Vanska | MOCR Console Tech |