Pablo Picasso is one of the greatest artists of all time - and right up until his death in 1973 he was the most prolific of artists. Many films have dealt with these later years - the art, the affairs and the wide circle of friends. But where did this all begin? What made Picasso in the first place? Too long ignored, it is time to look at the early years of Picasso; the upbringing and the learning that led to his extraordinary achievements.

• Documentary