How many movies have Billy Gibbons and Martyn Atkins collaborated on?

They have worked on 2 movies together! Their first movie together was Eric Clapton's Crossroads Guitar Festival 2004 (2004) while their highest rated movie together was Mick Fleetwood and Friends: Celebrate the Music of Peter Green and the Early Years of Fleetwood Mac (2020). They have not worked together since Mick Fleetwood and Friends: Celebrate the Music of Peter Green and the Early Years of Fleetwood Mac (2020).