Halloween night brings a mix of tricks and treats as One Day at a Time's Justina Machado joins Superstore in a recurring role just in time for the show's Halloween episode. Grey's Anatomy and Perfect Harmony are also marking the holiday, as is the CW with a countdown of The 13 Scariest Movies of All Time. Here's what's new and noteworthy this Thursday:
NEW EPISODE: One Day at a Time fans have one more reason to celebrate. While we await the revived show's fourth season on Pop/CBS, the Alvarez family's Justina Machado is joining Superstore in a recurring role as the Cloud 9's new district manager. In tonight's episode, Amy (America Fererra) attempts to impress her new boss as the store's Halloween spirit hits fever pitch. 8:00 PM ET on NBC
SPORTS: You know what goes great with Halloween candy? Thursday Night Football! Tonight, the San Francisco 49ers face the Arizona Cardinals at State Farm Stadium. 8:00 PM ET on FOX
NEW EPISODE: Grey's Anatomy sees Richard (James Pickens Jr) trying distract investors when skeletons are discovered in the construction site. Meanwhile, Teddy (Kim Raver) tasks herself with creating original Halloween costumes for Owen's kids. Watch the preview. 8:00 PM ET on ABC
NEW EPISODE: When a young girl is assaulted, Law & Order: Special Victims Unit unearths an unnerving truth. Meanwhile, Benson (Mariska Hargitay) crosses paths with an individual from her past. 10:00 PM ET on NBC
SPECIAL: Fans are still wondering if Dean Cain will appear in The CW's upcoming Crisis on Infinite Earths Arrowverse crossover (he already plays Supergirl's father, which may complicate things) but that isn't stopping him from hosting The CW's Halloween special The 13 Scariest Movies of All Time. Tune in to see if your favorites make the list. 8:00 PM ET on The CW
Mike Attebery is Senior Editor at Primetimer and the author of seven mystery thrillers. Follow him on Twitter at @mikeattebery.