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