- Mark Wahlberg Marcus Luttrell
- Taylor Kitsch Mike Murphy
- Emile Hirsch Danny Dietz
- Ben Foster Matt "Axe" Axelson
- Ali Suliman Gulab
- Alexander Ludwig Shane Patton
- Eric Bana Erik Kristensen
- Josh Berry Communications Seal Taylor
- Jerry Ferrara Sgt. Hasslert
- Rohan Chand Joven hijo de Gulab