How many movies have Mikhail Ulyanov and Nikolai Fyodortsov acted in together?

They have worked on 4 movies together! Their first movie together was Silence (1964) while their highest rated movie together was Blokada: Leningradskiy metronom (1977). They have not worked together since Blokada: Operatsiya Iskra (1977). They are most known for their drama films together.