How many movies have Claudio Biern Boyd and Francisco Díaz Rojo collaborated on?

They have worked on 3 movies together! Their first movie together was Willy Fog in 20,000 Leagues Under the Sea (1995) and was their highest rated movie together. They have not worked together since The Princess and the Pirate: Sandokan the TV Movie (1995). They are most known for their animation films together.