‘Supernatural’ Season 9, Episode 17 Spoilers, Promo Video: Misha Collins Directs, More Dean And Abaddon Scenes Coming As He Struggles With Effects Of The Mark of Cain

The latest "Supernatural" season 9, episode 17 spoilers reveal that Misha Collins will make his directorial debut with this episode, while Dean struggles with the after-effects of the Mark of Cain and Sam learns of Henry Winchester. Check out the promo video below!

"Supernatural" season 9, episode 17 is titled "Mother's Little Helper," and will be directed by first-time director Misha Collins, who plays Castiel in the series.

The official synopsis for the episode reads: "Dean (Jensen Ackles) struggles with the after effects of the Mark of Cain. Meanwhile, Sam (Jared Padalecki) hears about a case where straight-laced people are turning into violent murderers. Sam suspects possession and suggests to Dean that they investigate, but Dean tells him to go without him. While interviewing the local townsfolk, Sam meets an elderly woman named Julia (guest star Jenny O'Hara), who tells him the Men of Letters came to town in 1958. Josie tells Sam the story of a young man named Henry Winchester (guest star Gil McKinney) and his female companion, Josie Sands (guest star Alaina Huffman)."

Check out the promo video below!

The "Mother's Little Helper" promo video reveals that while Dean struggles to deal with the consequences of the Mark of Cain and the First Blade, Sam learns some family secrets - and gets into serious trouble.

We also get some flashbacks featuring Henry and Josie!

Meanwhile, E! News Spoiler Chat reveals that Dean and Abaddon have a lot more scenes coming up in the near future.

Jensen Ackles teases, "I will say that I do know that that will come to a head. There will be a blow out there, and Dean will get the fight that he's been looking for."

"Supernatural" season 9 airs Tuesdays at 9 p.m. on the CW.