Background and pre-production The screening process began on 15 March 2021, as a joint project between Russia's federal space corporation
Roscosmos, the state-controlled television network
Channel One and production company
Yellow, Black and White. The streaming service
START took part in partnership with
Tinkoff Bank and
MegaFon, a company supported by the
Cinema Fund Russia. The filming equipment was launched on
Progress MS-17 Aside from Peresild, Ernst offered the role to the Russian singer
Polina Gagarina. On 14 May, the Interagency Committee approved the composition of the ISS main and alternate crews for the period 2021–2023. Cosmonaut
Anton Shkaplerov was chosen to be the ship's commander, while Klim Shipenko and Peresild flew as
spaceflight participants. The backup crew was cosmonaut
Oleg Artemyev, cameraman Alexei Dudin and actress Alyona Mordovina, Mordovina being the first woman to pass the cosmonaut screening since 2012. Due to the allocation of seats on flights to the International Space Station, the flight of the director and actress necessitated rearranging mission lengths of the professional astronauts and cosmonauts, including extending the mission length of the on-orbit crew, U.S. astronaut
Mark Vande Hei and his Russian cosmonaut counterparts, from six months to 1 year. The crew members began training at the
Yuri Gagarin Cosmonaut Training Center on 24 May. To prepare for filming, Shipenko trained intensively, dropping of weight. and on 28 July, the back-up crew completed the same exercise. According to backup commander Artemyev, the performance of the two backup spaceflight participants was outstanding. The dress rehearsals for the movie took place after the scheduled spaceflight training each day. On 30 July, the spacecraft had its pre-launch preparation started, and on 31 August, the medical committee announced that both the main and reserve crew were healthy for spaceflight. On 12 September, First Channel aired a reality show called
The Challenge: The First in Space, about the specifics of the selection and training of project participants. and also worked as director, art director, makeup artist, and production designer.
Oleg Novitsky and
Pyotr Dubrov appear in the film, with Dubrov and Mark Vande Hei assisting in the production. Shkaplerov will also appear in some scenes. Of all the footage filmed in space, about 30% was filmed in the
Nauka module, another third was filmed in the
Zvezda module, and the remaining 30% was shot on the rest of the ISS modules. The footage shot in space became approximately 35 minutes of the final runtime of the film. After the successful landing of Soyuz MS-18,
Dmitry Rogozin revealed that Ernst had paid Roscosmos for Shipenko and Peresild's seats.
Post-flight The ground-based filming started in
Moscow and the region of
Moscow Oblast in mid-June 2022 and ended in October, with the last footage filmed at the Baikonur Cosmodrome. Some of the locations the crew filmed were the Yuri Gagarin Cosmonaut Training Center and the Voronovo sanatorium. In addition, a pavilion was erected specifically for the film, imitating the
RKA Mission Control Center of the Roscosmos State Corporation. There,
Miloš Biković, the star of Klim Shipenko's 2019 film
Serf, joined the cast. ==Reactions==