Xan made her movie debut in
The Hideous Sun Demon (1958)
as "Suzy". Her real-life mom, Donna Conkling, played her mom in the
horror film. During her teens, Xan performed with her family, the King
Family, on their TV shows/specials as well as in concert and recordings
didn't interfere with her school work. Xan's mom, also known as
Donna King,
is one of the famed singing "King Sisters". Her dad, the late James B.
Conkling, was well-known in the music industry. Xan is also cousin to
Tina Cole, who played "Katie" on
My Three Sons (1960).