These Two Men
In 1988, Volkov and Krikalev finally came together. They were both abroad a spacecraft called Soyuz TM-7 when it was launched from Baikonur bound for the Mir station.
Source: spacepatches.nl
Krikalev was on board as the engineer and Volkov was the commander. Jean-Loup Chrétien was also abroad. In 1982 he was the first Frenchman in space.