In school Dmitri Isayev was keen on sports, but chose the violin after all. He studied in the Rimski-Korsakoff musical school. Since being 14 years-old he played violin in Yuri Tomashevsky's "Comedian's Refuge" theatre. Isayev entered the theatre school on the second try. In 1996 he graduated from the Saint Petersburg State Theatre Arts Academy. After that he worked in the "Comedian's Refuge" theatre and Komissarjevsky Theatre. At the same time, he worked as a fitness trainer, masseur, even shop director, took part in various projects related to dances and songs, were an assistant director for dubbing-in and cinema scoring. His first role as a film actor - little Mozart playing violin.