Castiel (Misha Collins) and Sam Winchester (Jared Padalecki) will team up in “Supernatural” Season 15, episode 9. Dean (Jensen Ackles) will take a case to solve on his own, but it will turn into a night out with an old friend.

A preview video of the next episode shows Dean browsing through news stories on his website, and he finds an interesting case that he can follow. He will immediately drive over to a club in search of the woman he read about in the news, but he will find something else.

Dean will have an exciting night out in the next episode, with a lot of drinking and flirting. He will also meet an old friend, who will be surprised to find the demon hunter at a nightclub. The two friends will spend the rest of the night getting hammered and singing at a karaoke place.

Preview pictures of the next episode show Dean getting into some trouble outside the nightclub. The demon hunter and his friend may not have any trouble taking down a few bullies in “Supernatural” Season 15, episode 7.

While Dean will go out to solve a case, Sam will meet with Castile. According to the official plot synopsis, Castiel will have an idea about how he can help the Winchester track down Chuck (Rob Benedict).

With each new episode, the TV series is racing towards the end. The fans have been speculating how the finale will be set up. According g to Screen Rant, there is one theory that suggests that Sam may end up as the final villain, and this final fight will also mark the end of the TV series. The premiere episode already teased this possibility with a vision of what appeared to be Sam turning evil.

“Supernatural” Season 15, episode 7 is titled “Last Call.” It will air on Dec. 5 at 8 p.m. EST on The CW.

'Supernatural' Season 15, Episode 9 Preview: Castiel Helps Sam Track Down Chuck Misha Colins will miss everyone after “Supernatural” Season 15 ends. photo: Supernatural/Facebook