A reporter and a photographer become entwined with women, marriage, and a defecting Russian scientist while on an expedition to Antarctica for their magazine.
| Actor | Role |
|---|---|
 George MaharisPeter Santelli | Peter Santelli |
 Robert MorseOliver Cromwell Cannon | Oliver Cromwell Cannon |
 Anjanette ComerTiara Marshall | Tiara Marshall |
 James GregoryVice Admiral | Vice Admiral |
 Michael ConstantineMikhail Drozhensky | Mikhail Drozhensky |
 Howard St. JohnHarvey T. Sweigert | Harvey T. Sweigert |
 Norman FellGeorge Snell | George Snell |
 Janine GrayDiana Grenville-Wells | Diana Grenville-Wells |
 Bernard FoxLeslie Folliott | Leslie Folliott |
 Richard LePoreBen Livingston | Ben Livingston |
| CConlan CarterOrville Bayleaf | Orville Bayleaf |
 Yvonne CraigSharon Sweigert | Sharon Sweigert |
 Doodles WeaverHam Operator | Ham Operator |
 Pat PriestStewardess | Stewardess |
| FFrank LondonShaggy Type | Shaggy Type |