How many movies have Annette Marin and Reuben Cannon collaborated on?

They have worked on 2 movies together! Their first movie together was Perry Mason: The Case of the Maligned Mobster (1991) while their highest rated movie together was Perry Mason: The Case of the Skin-Deep Scandal (1993). They have not worked together since Perry Mason: The Case of the Skin-Deep Scandal (1993).