Coming up in primetime television. has some Halloween fun for the week of October 27, as well as episode teasers, an interview, a TNT family reunion of sorts, casting and more in our latest Primetime Dish column…

A to Z:
On Thursday October 30 at 9:30 PM NBC’s special episode titled “E is for Ectoplasm” will have Andrew and Zelda breaking annual traditions in order to host a huge Halloween party. Ray Parker Jr., singer of the “Ghostbusters” theme song, will guest-star as himself.

About a Boy:
In NBC’s Tuesday October 28 9:30 PM episode titled “About a Will-O-Ween,” Will shows Marcus the joys of Halloween during his annual ‘Will-O-Ween Bash’.

In the CW’s Wednesday October 29 8:00 PM episode titled “The Magician,” Oliver is confronted by Nyssa and suspects Merlyn killed her. Oliver and Nyssa work together to bring Sara’s killer to justice. Laurel steers clear of Nyssa. Thea returns home, and Nyssa and her father discuss Oliver.

In FOX’s Monday October 27 8:00 PM episode titled “Spirit of the Goat,” the first born of Gotham’s elite is targeted by a killer. Bullock recalls a similar case and is forced to face traumatic memories. And past demons confront Gordon as well.

Grey’s Anatomy:
The ABC series will not be seen on Thursday October 30 due to a special airing of “It’s the Great Pumpkin, Charlie Brown.” Tune in on Thursday November 6 when the show resumes, as will post the episode recap thereafter.

House of Cards:
TVLine has learned that Kim Dickens (“Sons of Anarchy”) will recur on the Netflix series. As of yet there are no character details. Look for season three to return in early 2015.

Jane the Virgin:
Full season orders, more episodes to come! In the CW’s Monday October 27 9:00 PM episode titled “Chapter Three,” Jane considers making a rash decision in regards to her and Michael’s relationship. Alba plans to keep Rogelio away from Jane. Petra’s parenting skills are questioned, and there’s an unexpected discovery in Michael’s murder investigation.

Major Crimes:
TVLine has learned that Zarah Mahler (“Manson Girls”) will turn up in the December 22 episode as Emily Raydor, Sharon’s (Mary McDonnell) daughter. Ryan Kennedy will return as Sharon’s son Ricky as well, making it quite the family reunion. Stay tuned for season three of the TNT series to resume this winter.

Marry Me:
In NBC’s Tuesday October 28 9:00 PM episode titled “Scary Me,” though Jake and Annie plan to host a haunted house in their apartment, Julie makes things difficult for them.

Orphan Black:
The BBC series is likely to return next spring and is currently shooting season three in Toronto until March 2015. Via a press release the show teases, “Season three plunges the clone sisterhood into unexpected territory with the realization that they’re not alone. Just when they thought they knew their enemies and allies, season three reveals our clones are more vulnerable than ever before. Highly trained, identical male-soldiers raise more questions than answers. Who are these new clones? Who created them? And more importantly, why do they exist? Sarah, Cosima, Alison and Helena are stronger together than they are apart, but this season will put that bond to the test. Will they forge towards their truth, or fall at the feet of those who seek to control them?”