Overview
In this movie serial Professor Sturgess invents a miraculous engine which can draw unlimited power from the atoms of the air. When the professor is killed, his daughter and her fiance must fight to keep the secret of the power engine out of the hands of evil Weston Dore and his henchmen.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 48 | August 25, 1930 (54) | |
 | 31 | January 2, 1974 (79) | |
 | 53 | August 10, 1959 (87) | |
 | 38 | September 4, 1938 (51) | |
 | 63 | September 27, 1942 (80) | |
 | 32 | May 7, 1971 (78) | |
 | - | - | |
 | 54 | November 3, 1947 (77) | |
| - | - | |
 | 63 | September 13, 1934 (72) |