Tv Dvd Vhs Where Can I Get Either DVD Or VHS Of Tv Programme That Has Been On Sky A Few Times,its Called The Real Cracker?

Where can I get either DVD or VHS of tv programme that has been on Sky a few times,its called The Real Cracker? - tv dvd vhs

Educate about real-life forensic psychologist crime (nothing to do with Robbie Coltrane sorry) I remember the names of psychologists like Dr. Julian Boon and Dr Richard Badcock. It was repeated at the sky, and I wondered how could this DVD, VHS, etc.?