Ouroboros

Ouroboros is the 14th episode of Season 14. It will air on March 7, 2019.

Summary
Sam and Dean enlist the help of Rowena (guest star Ruth Connell) to track down a demi god who feasts on human flesh. The challenge of keeping Michael at bay is proving to be more difficult than originally anticipated.

Plot
TBA.

Main Cast

 * Jared Padalecki as Sam Winchester
 * Jensen Ackles as Dean Winchester and Alternate Michael
 * Misha Collins as Castiel
 * Alexander Calvert as Jack Kline

Guest Stars

 * Ruth Connell as Rowena MacLeod and Alternate Michael
 * Katherine Evans as Maggie

Co-Stars

 * Philippe Bowgen as Noah Ophis
 * Micheal Doonan as Officer

Featured Supernatural Beings

 * Archangels
 * Demigod
 * Gorgon
 * Nephilim
 * Reaper
 * Seraph
 * Witch

Continuity

 * It is implied that this episode takes place weeks after the events in Lebanon.
 * Alternate Michael, Jack Kline and Maggie previously appeared in Nihilism.
 * Rowena MacLeod previously appeared in Unhuman Nature.
 * Mary Winchester was mentioned. She previously appeared in Lebanon.
 * Billie was mentioned. She previously appeared in Nihilism.
 * Lucifer was mentioned. He previously appeared in Unhuman Nature.
 * A Gorgon was previously mentioned in The Scorpion and The Frog.
 * Team Free Will 2.0 hunt together for the first time since Nihilism.
 * Rowena mentions Sam will be the one to kill her, which is something she learned in Funeralia.
 * Jack acts on his promise to kill Alternate Michael, which is something he declared in Good Intentions.

Trivia

 * Alternate Michael is killed by Jack Kline in this episode.
 * Team Free Will 2.0 has been trying to take down Noah Ophis, who has killed six people since then for weeks. They later discover a pattern of seventeen kills over the past few months.
 * Dean reveals to Castiel that Alternate Michael is fighting hard to get out and Dean has to be so vigilant that he's barely even sleeping anymore.
 * Rowena reveals that Medusa was real but calls the stories about her exaggerated.
 * Jack gets transformed into a dog by Rowena briefly.
 * Jack appears to need to use the magic keeping him alive occasionally to heal himself or his illness returns. While transforming Jack into a dog, Rowena senses the magic and becomes worried, telling Sam that "its volatile magic, powerful and stitched to him like some kind of parasite."
 * Rowena's eyes glow purple again when she uses her magic.
 * Alternate Michael escapes Dean's mind in this episode and possesses Rowena MacLeod after Noah Ophis knocks Dean unconscious.
 * On a rare occasion, Castiel arms himself with a weapon other than an angel blade, in this case a silver machete.
 * A gorgon is revealed to also be a demigod instead of a regular monster or creature.
 * Castiel discusses with Jack what its like to be an immortal being, particularly what its like to inevitably lose those you love to their own mortality.
 * Jack regains his full powers after absorbing Michael's grace.
 * Dean is finally freed of Michael's influence on him.

Behind the Scenes
TBA.