A reporter and a photographer become entwined with women, marriage, and a defecting Russian scientist while on an expedition to Antarctica for their magazine.
George Maharis
as Peter Santelli
Robert Morse
as Oliver Cromwell Cannon
Anjanette Comer
as Tiara Marshall
James Gregory
as Vice Admiral
Michael Constantine
as Mikhail Drozhensky
Howard St. John
as Harvey T. Sweigert
Norman Fell
as George Snell
Janine Gray
as Diana Grenville-Wells
Bernard Fox
as Leslie Folliott
Richard LePore
as Ben Livingston
Conlan Carter
as Orville Bayleaf
Yvonne Craig
as Sharon Sweigert
