Phyllis Christine Cast (born April 30, 1960) is an American romance/fantasy author, known for the House of Night series she writes and her daughter Kristin Cast edits, as well as her own Goddess Summoning and Partholon book series.

P.C. Cast was born in the Midwest and grew up being shuttled back-and-forth between Illinois and Oklahoma, where she fell in love with Quarter Horses and mythology. After high school, she joined the United States Air Force and began public speaking and writing. After her tour in the USAF, she taught high school for 15 years before retiring to write full time.

P.C. Cast is a #1 New York Times and #1 USA Today Best-Selling author and a member of the Oklahoma Writers Hall of Fame. Her novels have been awarded the prestigious: Oklahoma Book Award, YALSA Quick Pick for Reluctant Readers, Romantic Times Reviewers’ Choice Award, the Prism, Holt Medallion, Daphne du Maurier, Booksellers’ Best, and the Laurel Wreath.