Cast
Eve Kivi
The Blonde Lady (uncredited)
Dmytro Myrhorodskyi
Caratti (uncredited)
Oleg Mokshantsev
Pavel Ponomaryov (uncredited)
Aleksandr Yanvaryov
Straube (uncredited)
Eduard Martsevich
Finn Malmgren
Yuriy Solomin
Felice Trojani
Yuri Vizbor
Frantisek Behounek
Viktor Kharitonov
Part-bit (uncredited)
Stanislav Khitrov
Radio Operator of Icebreaker 'Krasin' (uncredited)
Boris Klyuev
The Reporter (uncredited)
Yuriy Nazarov
Anatoliy Alekseev (uncredited)
Peter Finch
Umberto Nobile
Hardy Krüger
Einar Lundborg
Grigoriy Gay
Rudolf Samoylovich
Mario Adorf
Giuseppe Biagi
Otar Koberidze
Natale Cecioni
Leonid Kanevsky
Italian Radio Operator (uncredited)
Luidmila Tsvetkova
Part-bit (uncredited)
Claudia Cardinale
Valeria
Vladimir Smirnov
Shelagin
Robert Daglish
The Reporter (uncredited)
Paul Scofield
Main Judge (uncredited)
Aleksandra Yozhkina
The Woman in the Crowd of People Seeing Off (uncredited)
Heino Mandri
Man Holding a Horn on the Kingsbay Pier (uncredited)
Massimo Girotti
Giuseppe Romagna Manoja
Vitaliy Matveyev
Seeing Off (uncredited)
Nikolay Smorchkov
The Seaman (uncredited)
Salme Reek
Woman on the Kingsbay Pier (uncredited)
Nikolay Ivanov
Kolka Shmidt
Tengiz Archvadze
Renato Alessandrini (uncredited)
Irakli Khizanishvili
Pomella (uncredited)
Rogvold Sukhoverko
Ringborg (uncredited)
Sean Connery
Roald Amundsen
Boris Khmelnitsky
Alfredo Viglieri
Anatoliy Bystrov
Rinborg's Neighbor in the Hospital Room (uncredited)
Stepan Krylov
The Boatswain (uncredited)
Galina Mikeladze
Telegraph Operator (uncredited)
Gleb Plaksin
The Reporter (uncredited)
Nikita Mikhalkov
Boris Chukhnovskiy
Boris Goldayev
Kolka Shmidt's Fellow Villager (uncredited)
Bruno O'Ya
Norwegian Radio Operator (uncredited)
Ernst Romanov
The Polar Explorer (uncredited)
Tamara Timofeeva
The Woman in the Crowd of People Seeing Off (uncredited)
Andrei Vertogradov
Radio Operator of 'Citta di Milano' (uncredited)
Luigi Vannucchi
Captain Zappi
Donatas Banionis
Adalberto Mariano
Rein Aren
Karl Jõgi (uncredited)
Heinz Braun
Reporter (uncredited)