How many movies have Fred Steiner and Paul Staheli collaborated on?

They have worked on 25 movies together! Their first movie together was Perry Mason: The Case of the Lost Love (1987) while their highest rated movie together was Perry Mason: The Case of the Heartbroken Bride (1992). They have not worked together since Perry Mason: The Case of the Jealous Jokester (1995). They are most known for their crime films together.