 Back in Moscow Belyavsky continued working as a geology engineer, occasionally taking part in amateur theatrical productions staged by The Teachers' House.He decided then to quit his regular job, enrolled into the Boris Shchukin Theatre Institute, and joined Vladimir Etush's class at the Vakhtangov Theatre.In summer 1957 Belyavsky made his debut on screen in "Tales About Lenin" (as a young worker Kolya).