Supernatural -- "The Things We Left Behind" -- Image SN1009b_BTS_0076 -- Pictured (L-R): Behind the scenes with Director, Guy Bee and Mark Sheppard as Crowley -- Credit: Diyah Pera/The CW --  © 2014 The CW Network, LLC. All Rights Reserved

Supernatural -- "The Things We Left Behind" -- Image SN1009b_BTS_0076 -- Pictured (L-R): Behind the scenes with Director, Guy Bee and Mark Sheppard as Crowley -- Credit: Diyah Pera/The CW -- © 2014 The CW Network, LLC. All Rights Reserved