On nights when you want to unwind on the couch, you can channel Netflix, Prime Video, other streaming services, and new shows airing this week on broadcast and cable TV channels.

This week's lineup of new programming features the final episodes of two major shows. The celebrity-filled murder mystery “Only Murders in the Building” and Marvel's witch epic “Agatha All Along.” Also on tap is “The Diplomat” Season 2, in which Keri Russell reprises her role as an American ambassador on the lam in London. And Netflix released the reunion episode of “Love is Blind” Season 7. Here are the top new shows to check out this week.

Who's the Killer? The identity of Saz Pataki's killer is finally revealed. At the end of episode 9, the killer was thought to be Marshall (Jin Ha), a screenwriter who was revealed to be Saz's stunt apprentice. After numerous red flags involving Westy, the twins' director, and studio executives, podcasting/guessing trio Charles Hayden Savage (Steve Martin), Oliver Putnam (Martin Short), and Mabel Morra (Selena Gomez) finally seem to have gotten the right clues. But can they catch the killer in time for Oliver and his girlfriend Loretta's (Meryl Streep) wedding?

Episode 10 will be available on Hulu on Tuesday, October 29 at 12 a.m. ET

This sequel series follows the Disney Channel's super hit sitcom that aired from 2007 to 2012 and made Selena Gomez a star

Gomez makes a cameo appearance. Gomez makes a cameo appearance, but the lead role is played by David Henley, who reprises his role as Justin Russo. As an adult, Justin has chosen to live a normal, human life with his family: wife Giada (Mimi Gianopulos) and sons Roman (Arcaeo Thiele) and Milo (Max Matenko). However, a young wizard named Billy (Janice Lane Brown) comes to them for help.

Episodes 1-2 air Tuesday, October 29 at 8 p.m. ET on the Disney Channel (via Sling or Fubo). Season 1 will stream the following day at 3 a.m. ET on Disney Plus

We've been down the witching road, down, down, down to the very end. What will happen to Agatha Harkness (Kathryn Hahn) and the teen (Joe Locke) who is revealed to be Billy Maximoff in the body of a dead child? Agatha has regained her powers and Billy is looking for his twin Tommy. But to get what they want, they'll have to face the ruthless boss: death, aka Rio (Aubrey Plaza). Jenny (Sacia Zamata) is still alive, but the “road” has hit the rest of the coven, and she may be next to go.

Episode 10 arrives Wednesday, October 30 at 9 p.m. ET on Disney Plus

In season 7 of Netflix's hit dating show, in two cases love was truly blind: Taylor and Garrett, and Ashley and Tyler. Taylor and Garrett, and Ashley and Tyler. We expect them to be at the reunion, along with four other sets of engaged couples that have appeared throughout the season: Alex and Tim, Hannah and Nick, Marissa and Ramses, and Monica and Steven. The teaser trailer also reveals that Brittany and Leo, the couple who were engaged, will also be making an appearance Netflix, pour me a cup of tea!

Episodes will be available on Netflix on Wednesday, October 30 at 9 p.m. ET

[20] This political thriller/drama was a very pleasant surprise last year, blending the hallway negotiations of “The West Wing” with the soapy kick of “Scandal”. Season 1 ended with newly appointed U.S. Ambassador Kate Wyler (Keri Russell) learning about an explosion in London. Hal is alive and well and becomes Kate's only ally in her quest for the truth. It is not only their marriage that stands in Kate's way, but also her complicated relationship with Foreign Minister Austin Dennison (David Gyasi) and the threats of Vice President Grace Penn (Allison Janney).

Season 2 will be available on Netflix on Thursday, October 31 at 3:00 a.m. ET

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