He studied acting at the Gerasimov Institute of Cinematography between 1954 and 1959, and in 1959 made his film debut in Sergei Kazakov's In the Silence of the Steppe (V stepnoy tishi).
In 1964 he starred as the young hero Ivanushka in the fairy-tale film Jack Frost, the role for which he is best known today.
[1] Izotov enjoyed a successful film career until 1983, when he was implicated in a scheme hatched by some fellow artists to finance a dacha by illegal means.
[1] During the trial, he was defended by many distinguished colleagues, among them Pyotr Glebov, Nikolai Kryuchkov, Oleg Strizhenov, and Marina Ladynina.
[2] From 1956 to 1980 he was married to Inga Budkevich, a fellow veteran of Alexander Rou's fairy tale films who went on to have a long career in Soviet and Russian cinema.