Nikolay Kryuchkov Nikolai Tzarev, communist leader Izolda Izvitskaya Izolda Izvitskaya Olga, communist agent Sergey Dvoretskiy Sergey Dvoretskiy Nikolai Tarasov, communist poet(as S. Dvorzhetsky) Zoya Fyodorova Zoya Fyodorova Katherine Tarasova, mother of Nikolai(as Z. Fyodorova) Iosif Kolin Pharmacist(as I. Kolin) Olga Viklandt Olga Viklandt Pharmacist's wife(as Olga Vikland) Pyotr Aleynikov Pyotr Aleynikov Stepan - Red Army soldier Vsevolod Larionov Vsevolod Larionov Sergei Orlovsky - anti-communist Georgiy Georgiu Georgiy Georgiu Father Orlovsky Ivan Koval-Samborsky Ivan Koval-Samborsky Colonel Vera Altayskaya Vera Altayskaya Secretary Pyotr Berezov Pyotr Berezov Artist Valentin Gaft Valentin Gaft French soldier Tatyana Guretskaya Tatyana Guretskaya Communist agent Rina Zelyonaya Rina Zelyonaya Poet Emmanuil Geller Emmanuil Geller Artist Rina Shalyapina-Baksheyeva Grigoriy Shpigel Grigoriy Shpigel French officer