How many movies have Allen L. Stone and James L. Aicholtz collaborated on?

They have worked on 7 movies together! Their first movie together was Perry Mason: The Case of the Defiant Daughter (1990) while their highest rated movie together was Perry Mason: The Case of the Glass Coffin (1991). They have not worked together since A Taste for Killing (1992). They are most known for their crime films together.