Benjamin Boom Boom is a minor antagonist from Part VII: Steel Ball Run and the leader of the Boomboom Family and father of L. A. and Andre. He is one of the racers of the Steel Ball Run and one of the first Stand Users to be featured in Part VII. (Source: JJBA Wikia) No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles .