watch 01:50 The Loop (TV) Do you like this video? Billy Parker is the biological father of Leah Barnes. This section is currently missing. You can help the Hollyoaks Wiki by adding it. Retrieved from "https://hollyoaks.fandom.com/wiki/Billy_Parker?oldid=48735" Categories: Incomplete articles Hollyoaks characters 2012 minor characters 2018 minor characters Recasts Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.