How many movies have Chad Griggs and Valentijn Overeem acted in together?

They have worked on 2 movies together! Their first movie together was Strikeforce: Fedor vs. Silva (2011) while their highest rated movie together was Strikeforce World Grand Prix Quarter-Finals: Overeem vs. Werdum (2011). They have not worked together since Strikeforce World Grand Prix Quarter-Finals: Overeem vs. Werdum (2011).