How many movies have Joe Riggs and Randy Couture acted in together?

They have worked on 3 movies together! Their first movie together was UFC 49: Unfinished Business (2004) while their highest rated movie together was UFC 52: Couture vs. Liddell 2 (2005). They have not worked together since UFC 57: Liddell vs. Couture 3 (2006).