In the Beginning

Name: In the Beginning
Director: Steve Boyum
Released: 2008-10-02
Duration: 43 min
Rating: 8.4
Cast: Misha Collins, Matt Cohen, Allison Hossack, Christopher B. MacCabe, Ken Camroux-Taylor

S4 E3 October 2, 2008 0h 43m ★ 8.4

Source:

Overview

Back to the future, Castiel sends Dean to 1973 Lawrence, Kansas, where he meets a nice young couple named John and Mary Winchester. Dean's parents. And Mary has a secret.