Big Bill's 4Yr Old Son is a real person portrayed by Stefan Toma Mardari in the TV series Harley and the Davidsons (based on a true story).
They appear in 1 episodes out of a total of 3 aired
Episodes1
Race to the Top
episode S1.E2 september 2016Walter and Bill convince Arthur that Harley-Davidson must rejoin the racing community if their business is to survive. Distracted by their race to the top, the founders of Harley-Davidson leave themselves vulnerable to a devastating and unforeseen threat to the survival of their company.