Alfonso Bonzo is a 1986 children's book by Andrew Davies and a 1990 children's television mini-series adapted from the book by the author. The series starred Alex Jennings as Alfonso Bonzo and Scott Riley as Billy Webb.Billy Webb is a young boy who likes to swap things with his school mates. He meets Alfonso Bonzo, an "Italian exchange student" who also has a talent for swapping things (thus his self-description: he is an Italian student who exchanges things).