Overview
Navy Commander Alan Roberts is assigned to lead an expedition to Little America in Antarctica to investigate reports of a mysterious warm water inland lake discovered a decade earlier. His helicopter and its small party, including reporter Maggie Hathaway, is forced down into a volcanic crater by a fierce storm. They find themselves trapped in a lush tropical environment that has survived from prehistoric times.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | December 14, 1989 (70) | |
 | 34 | April 4, 1995 (72) | |
 | 25 | August 24, 2022 (90) | |
 | 45 | February 15, 1990 (77) | |
 | 42 | August 10, 1973 (57) | |
 | 36 | 104 |