Xantha Radley: Xantha Radley. Actress: The X Files: I Want to Believe. Xantha Radley was born on 30 December 1974 in Montreal, Quebec, Canada. She is an actress, known for The X Files: I Want to Believe (2008), Slither (2006) and Agent Cody Banks (2003).
Known For: The X Files: I Want to Believe (Monica Bannan), Slither (Uptight Mom), Agent Cody Banks (Animal Behavior Scientist), Tomorrowland (History Teacher)