|First Appearance||Trapper Keeper|
Billy Harris, sometimes called Carlos by his peers, is a terminally ill kindergartner. He is always coughing up his lung and needs to be at the hospital quite often. When he's not at the hospital he enjoys hanging out with Filmore Anderson and the other kindergarteners.
Billy can be met with Filmore Anderson, Flora, Sally Bands, Quaid and Jenny at the playground and will offer to play a game of hide-and-seek with the player. He can eventually be found hiding by Bill Denkins' farm.