How many movies have Francesco Manfio and Sergio Manfio collaborated on?

They have worked on 4 movies together! Their first movie together was Pet Pals and Marco Polo's Code (2010) while their highest rated movie together was Leo Da Vinci: Mission Mona Lisa (2018). They have not worked together since Mini cuccioli - Le quattro stagioni (2018). They are most known for their animation films together.