Overview
Two men claiming to be scientists arrive in Arizona looking for Blair, a fellow scientist who disappeared while developing a death ray. The men hire Jim Wilson, who finds Blair living with his daughter on a ranch in an inaccessible valley near the Grand Canyon, where the scientist is testing his ray on birds and wild animals.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 34 | February 5, 1973 (82) | |
 | 21 | January 6, 1951 (46) |