Bloodlines

Bloodlines is the 20th episode of Season 9. It will air on April 29th, 2014.

Cast
Main
 * Jared Padalecki as Sam Winchester
 * Jensen Ackles as Dean Winchester
 * Misha Collins as Castiel

Minor

 * Nathaniel Buzolic as David Hayden

Plot
N/A

Spoilers
This episode will serve as the backdoor pilot to the spin-off show Supernatural: Bloodlines