How many movies have Christopher Farrell and William Frederick Knight collaborated on?

They have worked on 5 movies together! Their first movie together was Rod Steele 0014: You Only Live Until You Die (1997) while their highest rated movie together was Sex Files: Alien Erotica (1998). They have not worked together since The Erotic Misadventures of the Invisible Man (2003). They are most known for their comedy films together.