Velma’s gender preferences are revealed in the new special “Trick or Treat Scooby-Doo!” (Cartoon Network, 7 p.m.).
Chip and Joanna Gaines take on their biggest project, a 19th century castle in Waco, Texas on “Fixer Upper: The Castle” (Magnolia, 9 p.m.).
Season 19 begins for the improv series “Whose Line Is It Anyway?” (CW, 9 p.m.), hosted by Aisha Tyler. It’s accompanied by the ninth season start for the magic competition “Penn & Teller: Fool Us” (CW, 8 p.m.).
“The Real Housewives: Ultimate Girls Trip” (Bravo, 8 p.m.), using cast members from various shows in the franchise, makes its way to cable after premiering online on Peacock.
El virus visits “Los Espookys” (HBO, 11 p.m.).
Sharon Horgan’s “Bad Sisters” (Apple TV+, streaming) has its first season finale; “See” (Apple TV+, streaming) with Jason Momoa, bids farewell entirely with its series finale.
The documentary on “The Lincoln Project” (Showtime, 8 p.m.) continues.
Former Prime Minister of Israel Benjamin Netanyahu, Michael Smerconish and Neil Degrasse Tyson are on a new “Real Time with Bill Maher” (HBO, 10 p.m.).
In the made-for-TV movie “Stealing in Suburbia” (Lifetime Movie Network, 8 p.m.) Alicia Leigh Willis plays a teen anxious to attend high school after being home schooled, but who falls in with some shoplifters.
Bode’s future with the squad hangs in the balance on “Fire Country” (CBS, 9 p.m.).
“Love After Lockup” (WEtv, 8 p.m.) has a fourth season finale, so there’s a lot of stories to wrap up.
Frank declines to endorse Erin’s run for district attorney on “Blue Bloods” (CBS, 10 p.m.).
“S.W.A.T.” (CBS, 8 p.m.) is still stuck in Thailand.
A plan to ease moves to college is presented on “Shark Tank” (ABC, 8 p.m.).
“Capital One College Bowl” (NBC, 8 p.m.) concludes its quarterfinal rounds with Washington vs. Columbia and UC Santa Barbara vs. Spelman.
The evolution of album cover photography is tracked on a replay of the series “Icon: Through the Lens” (PBS, 10 p.m., check local listings).
“Diners, Drive-Ins and Dives” (Food, 9 p.m.) tastes hushpuppies in Morehead City, N.C.
A siren coerces a doctor to enact a sinister plot on “Creepshow” (AMC, 10 p.m.).
“Saving the Manor” (HGTV, 10 p.m.) has to deal with a tree growing through the roof.
The mystery of Jack the Ripper’s identity is considered on “The UnXplained” (History, 9 p.m.).
“Ready to Love” (OWN, 8 p.m.) has its finale. So maybe now they’re ready.
Halloween is the theme on “The Smurfs” (Nickelodeon, 8 p.m.) and “Homicide for the Holidays” (Oxygen, 9 p.m.)
“Eli Roth Presents: My Possessed Pet” (Travel, 10 p.m.) concerns a pet tarantula.
Lesley Manville, Hugh Bonneville and Lashana Lynch are guests on “The Graham Norton Show” (BBC America, 11 p.m.).
Ralph Macchio picks the films on Turner Classic Movies tonight and avoids “The Karate Kid.” Instead: “Network” (8 p.m.), “Rebel Without a Cause” (9 p.m.) and “Singin’ in the Rain” (11 p.m.).
This morning there are films from John Dall and Farley Granger, who starred together in “Stranger on a Train” (1:15 p.m.). The rest: “Atlantis, the Lost Continent” (6 a.m.), “The Man Who Cheated Himself” (7:45 a.m.), “The Corn is Green” (9:15 a.m.), “Gun Crazy” (11:30 a.m.), “Side Street” (3:15 p.m.), “Behave Yourself!” (4:45 p.m.) and “Small Town Girl” (6:15 p.m.).
Postseason baseball has a rescheduled Cleveland at Yankees (TBS, 1 p.m.) Atlanta at Philadelphia (Fox Sports 1, 4:30 p.m.) and Dodgers at San Diego (Fox Sports 1, 8:30 p.m.).
College football includes Brown at Princeton (ESPNU, 7 p.m.), Navy at SMU (ESPN, 7:30 p.m.) and Texas -San Antonio at Florida International (CBS Sports, 8 p.m.).
Hockey has Tampa Bay at Columbus (NHL, 7 p.m.).
Preseason basketball includes Boston at Toronto (NBA, 7:30 p.m.) and Denver at Golden State (ESPN2, 10 p.m.).
Daytime Talk
Kelly Ripa and Ryan Seacrest: Dwayne Johnson. The View: Rick Klein, Aaron Sanchez, Adriana Robleto. The Talk: Shemar Moore. Drew Barrymore: Jamie Lee Curtis. Kelly Clarkson: Marlon Wayans, Priah Ferguson. Jennifer Hudson: Nick Lachey, Vanessa Lachey. Tamron Hall: Justin Sutherland.
Late Talk
All reruns: Jimmy Kimmel: David Spade, Mookie Betts, Flo. Jimmy Fallon: Martin Short, Juno Temple, Demi Lovato. Seth Meyers: Colin Jost, Paul Mescal, 5 Seconds of Summer. James Corden: Regina Hall, Sterling K. Brown, cast of “Moulin Rouge!”