The Winchesters: The Complete First Season (DVD) This '70s-set, season-lived "Supernatural" prequel series explores how Sam and Dean's parents met, as Vietnam vet John Winchester (Drake Rodger)returned home to Kansas to learn of his long-missing father's involvement in a clandestine society of monster hunters. Indoctrinated into the order by Mary Campbell (Meg Donnelly), they'd search for their dads, battle the unknown... and fall in love. Nida Khurshid, Jojo Flietes, Demetria McKinney co-star; Jensen Ackles narrates. 13 episodes on 4 discs. 4 3/4 hrs. Widescreen; oundtrack: English.