Due South: The Blue Line

"The Blue Line" is the seventeenth episode of season one of the dramedy series Due South and the thirty-first episode of the series overall. It was directed by Malcolm Cross with a teleplay written by Kathy Slevin and Jeff King, based on a story treatment by Frank Siracusa. It first aired on CTV in Canada on February 2nd, 1995 and in the United States on CBS on September 19th, 1995.