In the USSR, political prisoners who were scientists were not always sent to GULAG, but also to The First Circle (named after Dante's Inferno), a special incarceration unit near Moscow where they could work for the government.
Innokenty Volodin
Stalin
Viktor Abakumov
Gleb Nershin
Lew Rubin
Nikolaj Schtschagow
Wladimir Tschelnow
Clara Makaraguine
Major Shikin
'Ruska' Rostislav
Aletvina Makaraguine
Pyotr Makaraguine
Riyumin
Nikol
Nadia Nerzhin
Dottnara Volodine
Grigory Adamson
Serafima Vitalyevna
Arthur Siromaka
Nina
Olga
Alisa Fedorovna
Sonia Sologdine
Poskrebychev
Alexei Velakovsky
Russian Officer
Shusterman
Yakonov
Oskolupov
Andrei Potapov
Principal I. Gerasimovich
Spiridon
Alexei Lansky
Roitman
Nedelashine
Nikolai Galakhov
Boris
Dof
Kliment
Chief Sergeant
Olenka
Lyuda
Zhenka
Kagan
Driver
Mechanic
Dinera
man in phonebooth (uncredited)
