• Castiel: Your brother is headed down a dangerous road, Dean. And we're not sure where it leads. So stop it. Or we will.
• Azazel: All those angels on your shoulder. No, I'm gonna cover my tracks good.
  Dean: You can cover whatever the hell you want, I'm still going to kill you.
  Azazel: Right. Now that I'd like to see.
  Dean: Maybe not today. But you look into my eyes, you son of a b-tch, 'cause I'm the one that kills you.

More In the Beginning Quotes

• What is really behind YED's quest to create or find these "special children"?
  
• Was it ever really possible for Dean to save his grandparents and thereby change all their lives, or is it all fate?
  

• Sam and Dean's mother was a hunter, from a family of hunters.

• Sam and Dean were named after their maternal grandparents, Samuel and Deanna Campbell.

More In the Beginning Trivia

• The Allman Brothers Band - "Ramblin' Man"
• Kenny Smith & The Loveliters - "Go for Your Self"

• This episode title is from the Bible. Specifically it is from Genesis 1:1 "In the beginning God created the heavens and the earth." The Book of Genesis is the first book of the Bible. It begins with God's creation of all things and as such it is the absolute beginning.

More In the Beginning Allusions

A hunter named Travis points Sam and Dean towards a meat-eating creature called a Rugaru. Complicating matters is the fact that Travis's target is a normal suburban man in the process of changing, and he hasn't killed anyone yet.

Metamorphosis