How many movies have Mary Ellen Trainor and Robert Zemeckis collaborated on?

They have worked on 5 movies together! Their first movie together was Romancing the Stone (1984) while their highest rated movie together was Tales from the Crypt: The Robert Zemeckis Collection (1999). They have not worked together since Tales from the Crypt: The Robert Zemeckis Collection (1999). They are most known for their comedy films together.