How many movies have Don Knotts and Tim Conway acted in together?

They have worked on 8 movies together! Their first movie together was The Apple Dumpling Gang (1975) while their highest rated movie together was The 1st 13th Annual Fancy Anvil Awards Show Program Special: Live in Stereo (2002). They have not worked together since Hermie & Friends: A Fruitcake Christmas (2005). They are most known for their comedy films together.