Benjamin "Ben" Willis, also simply known as the Fisherman, is the main antagonist of the I Know What You Did Last Summer franchise. He is based on the character Bud from Lois Duncan's original novel. He is a fisherman who later becomes the killer after he was hit by four friends who he begins stalking to kill. He was was also the father of William Willis and Susie Willis and the arch-nemesis of Julie James and Ray Bronson, as well as the corruptor of the latter.