How many movies have David J. Kimball and Robert Benjamin collaborated on?

They have worked on 2 movies together! Their first movie together was Perry Mason: The Case of the Murdered Madam (1987) while their highest rated movie together was Perry Mason: The Case of the Scandalous Scoundrel (1987). They have not worked together since Perry Mason: The Case of the Scandalous Scoundrel (1987).