How many movies have Abe Vigoda and Robert De Niro acted in together?

They have worked on 4 movies together! Their first movie together was Three Rooms in Manhattan (1965) while their highest rated movie together was The Godfather 1901–1959: The Complete Epic (1981). They have not worked together since Witness to the Mob (1998). They are most known for their drama films together.

Role
Salvatore "Sal" Tessio (uncredited)
Role
Young Vito Corleone
Role
Waiter (uncredited)
Role
Client at the Diner (uncredited)