Overview
Why does our modern world remain so violent? Explorer's Inside the Warrior Gene examines the work of a new breed of scientists who believe the answer may lie not in society, but in our DNA.
| Actor | Age then | Age now | |
|---|---|---|---|
 | - | - | |
 | 24 | 39 | |
 | - | - | |
| - | - | |
 | - | - | |
 | 34 | 49 | |
 | - | - | |
| - | - | |
 | - | - | |
| - | - |