Overview
Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks them down to one-fifth their normal size when they threaten to stop his unorthodox experimentation.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 34 | May 5, 1968 (62) | |
 | 26 | May 23, 1989 (75) | |
 | 24 | October 23, 1965 (50) | |
 | 64 | April 16, 1959 (83) | |
 | 49 | March 11, 1979 (88) | |
 | 41 | November 19, 1965 (67) | |
 | 39 | October 14, 1983 (82) | |
 | 64 | January 19, 1965 (89) | |
 | 14 | March 29, 2010 (84) | |
 | 37 | March 3, 1966 (63) |