How many movies have Andrew Duncan and Kathleen Barr collaborated on?

They have worked on 5 movies together! Their first movie together was Hot Wheels AcceleRacers: Ignition (2005) while their highest rated movie together was Hot Wheels AcceleRacers: Breaking Point (2005). They have not worked together since Hot Wheels Battle Force 5 - Total Revolution (2012). They are most known for their animation films together.