Hailey Dean Mystery is an American/Canadian mystery film series that stars Kellie Martin as the titular character, Hailey Dean, a prosecutor working with the District Attorney's office who later quits her job to become a marriage counselor and therapist and is based on characters from Nancy Grace’s best-selling series of “Hailey Dean Mystery” novels. The series is set in Atlanta and airs on the Hallmark Movies & Mysteries channel in the US.