The Secret Circle is an American supernatural fantasy teen drama television series that aired on The CW from September 15, 2011, to May 10, 2012. It is based on the book series of the same name written by L. J. Smith. Set in the fictional town of Chance Harbor, Washington, the series focuses on Cassie Blake who, after moving to the town, discovers that she is a hereditary witch and becomes the sixth member of a secret coven. The series was developed by Andrew Miller and was picked up by The CW on May 17, 2011. On October 12, The CW ordered a full 22-episode season.

The CW canceled the series on May 11, 2012. Ratings had declined in the second half of the season; the high costs of special effects and location shooting were also cited as reasons for the cancellation.