How many movies have Erle Stanley Gardner and Mike Moder collaborated on?

They have worked on 22 movies together! Their first movie together was Perry Mason: The Case of the Shooting Star (1986) 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 Skin-Deep Scandal (1993). They are most known for their crime films together.