Criminal Minds (CBS, 9 p.m.) — Season 12 opens with the arrival of a new recruit—- someone’s gotta replace Thomas Gibson after all. Welcome Agent Luke Alvez from FBI’s Fugitive Task Force who joins the team to capture a killer who escaped from prison along with 13 other convicts, but not everyone is happy about the new arrival.
Code Black (CBS, 10 p.m.) — Season two kicks off with Col. Ethan Willis, from the Department of Defense, joining the team at Angels Memorial and taking Dr. Mike Leighton on a harrowing helicopter ride to save shark-bite victims in Malibu.
Full Frontal With Samantha Bee (TBS, 10:30 p.m.) — You best believe Samantha Bee is not going to let the first presidential debate go by without getting a few barbs in (on both sides). Tonight’s special episode features highs and lows from the first debate between Trump and Clinton.
Blindspot (NBC, 8 p.m.) — Weller and the team work against the clock to stop a series of bombings in New York City while Jane’s loyalty is tested on an assassination mission.
Lethal Weapon (Fox, 8 p.m.) — Riggs and Murtaugh answer a noise complaint at a boxer’s home and end up unearthing a case involving illegal gun runners. The case becomes more complicated when one of the targets reminds Riggs of his late wife and Murtaugh’s wife worries over his health.
Survivor: Millennials vs. Gen X (CBS, 8 p.m.) — One castaway finds love on the island while another is struck with heat exhaustion.
The Goldbergs (ABC, 8 p.m.) — Beverly tries some old-school matchmaking techniques to find Bill a girlfriend while Erica and Lainey use some new dating technology and Adam’s fillmmaking skills.
Speechless (ABC, 8:30 p.m.) — Jimmy tries to teach Dylan to be less amicable as Maya second-guesses having Kenneth be JJ’s full-time aide after the two skip a physical therapy appointment.
Empire (Fox, 9 p.m.) — Jamal uses his brush with death to affect positive change, partnering with a businessman to talk about gun violence and host a summit for awareness, but his much-anticipated return to the stage doesn’t go as planned. Elsewhere, Lucious tries to persuade Cookie to join his side; Hakeem teams up with Shine in the recording studio; and Andre gets in trouble with the law.
Ghost Hunters (Syfy, 9 p.m.) — Ghostly visitors with a thing for books decide to haunt an old library recently designated as a literary landmark so of course, some investigating must be done.
Law & Order: Special Victims Unit (NBC, 9 p.m.) — Tonight, SVU has its Making a Murderer episode. When a prisoner who served 16 years for a rape conviction is released after new DNA evidence proves his innocence, he’s implicated in another shocking crime just one day after being freed.
Modern Family (ABC, 9 p.m.) — Jay works hard to make a good impression on the new family that moves in next door; Manny tries to impress a girl with good deeds; Alex deals with a bout of mono; Mitch and Cam are shocked to overhear Lily disrespect a new friend.
Black-ish (ABC, 9:30 p.m.) — Zoey begins to question her belief in God, prompting Dre to undergo his own crisis of faith and turn to his coworkers for advice. Meanwhile, Bow’s brother — that guy from Hamilton — visits the family after living abroad and immediately begins to agitate Dre.
American Horror Story: 6 (FX, 10 p.m.) — After pig roasting (and some cannibalism) last week, tonight Lee loses her mind and breaks through the fourth wall. This won’t be the surprise twist of the season (that will probably come later) but we’re pretty sure this episode will be bonkers anyway.
Chicago P.D. (NBC, 10 p.m.) — The team investigates the beating of a young man and the kidnapping of his fiancée. Meanwhile, Lindsay surprises Halsted with a big question; and Cdr. Fogel takes Platt to task for going over his head to have Tay assigned to District 21, because, you know, he’s a sexist a-hole.
Designated Survivor (ABC, 10 p.m.) — Just hours after the bombing on Capitol Hill, newly sworn in President Kirkman faces dangerous challenges and adversaries, in addition to the shocking news that he wasn’t the only survivor.
South Park (Comedy Central, 10 p.m.) — The police investigate Cartman’s disappearance from social media and Mr. Garrison prepares for the upcoming presidential debate.
Younger (TV Land, 10 p.m.) — Season three begins with Liza sending Caitlin off to college and trying to sort through her feelings for Josh and Charles.
You’re the Worst (FXX, 10 p.m.) — The description for this episode is “Edgar seeks relief from his PTSD,” which given the history of this show, could mean literally anything.
Impastor (TV Land, 10:30 p.m.) — Season two premieres as Buddy tries to outwit detectives and Dora, Alexa and Russell become suspicious of their new pastor.
LATE NIGHT GUESTS
Jimmy Kimmel Live!: Sarah Jessica Parker, Daveed Diggs, Dan + Shay
The Tonight Show Starring Jimmy Fallon: Sting, Kate McKinnon
The Late Show With Stephen Colbert: Lupita Nyong’o, John Prine
Late Night With Seth Meyers: January Jones, Mike Colter, Chris Lane, Danny Carey
The Late Late Show With James Corden: Anjelica Houston, Wilmer Valderrama, Shawn Mendes
The Daily Show With Trevor Noah: Reid Hoffman
Conan: Ted Danson, Phoebe Robinson