How many movies have Robert Donavan and William Frederick Knight acted in together?

They have worked on 8 movies together! Their first movie together was Passion and Romance: Same Tale, Next Year (1997) while their highest rated movie together was Rod Steele 0014: You Only Live Until You Die (1997). They have not worked together since Emmanuelle 2000: Emmanuelle Pie (2003). They are most known for their comedy films together.