First use of mini-insert "light rods" in a game, designed by Pat Lawlor. Factory-installed white rubber rings (opaque, not translucent) were used on this game instead of the black rings found on contemporary pinball machines. MRSP when new: $7,500 "Willy Wonka & The Chocolate Factory" is Jersey Jack's last game to be manufactured at their New Jersey facility, having moved operations to Illinois in 2020. Willy Wonka is a fictional character from the 1964 children's novel Charlie and the Chocolate Factory by Roald Dahl.