William Van De Kamp

William Van De Kamp is a fictional child and a minor character featured in the paranormal mystery television series The X-Files. The character was portrayed as an infant by various babies, one of whom was Kyle Sands. He first appeared in the season eight episode, "Existence"

Biography
William Mulder was the young son of Fox Mulder and Dana Scully. He was named after Fox's father, Bill Mulder. Complications in both Fox and Dana's lives prevented them from raising the child properly, so they gave him up for adoption.