Modern Family (Wednesday, 9 p.m., ABC)
A two-part gay wedding is a lot for anyone to deal with: It’s bound to be a bumpy night. The chaos surrounding Mitch and Cam’s wedding hasn’t died down from last week, and now the guests are starting to get testy. The grooms are losing heart as well, but then an unexpected turn of events leads to the ceremony America has been waiting for. Nathan Lane guest-stars, along with Celia Weston, Barry Corbin and Elizabeth Banks.
Riot (Tuesday, 9 p.m., Fox)
Jason Alexander and Cheryl Hines navigate the “Riot” trademark set — it’s pitched on a 22-degree angle — in a series of song-and-dance sketches.
Labyrinth (Thursday, 8 p.m., The CW)
At an archeological dig in the French Pyrenees, a young volunteer named Alice Tanner (Vanessa Kirby) discovers two skeletons in a forgotten cave. OK. There’s also a labyrinth symbol carved into the rock and Alice realizes she’s come upon a find that hearkens back to her own past. And she shivers. The present-day discovery reveals a young woman named Alais who comes upon a book that many believe contain the secret of the true Holy Grail. Co-starring Jessica Brown-Findlay of “Downton Abbey” fame and John Hurt.
24: Live Another Day (Monday, 9 p.m., Fox)
Nobody believes Jack Bauer (Kiefer Sutherland) is trying to protect President Heller (William Devane), who, by the way, is not going gently into that good night with that galloping case of Alzheimer’s. Jack is trying to get to the US embassy with the CIA on his tail. Kate Morgan (Yvonne Strahovski) takes matters into her own hands. Heller faces members of Parliament, and his chief of staff (Tate Donovan) hopes his memory doesn’t give out. Covertly, Satanic hacker demon Margot (Michelle Fairley) asserts her authority with violent force.
The Good Wife (Sunday, 9 p.m., CBS)
Oops: An open feed from a camera mistakenly left on after a teleconferenced deposition between the lawyers of Florrick/Agos and Lockhart/Gardner reveals a threat to the firm that Alicia (Julianna Margulies) and Cary (Matt Czuchry) never saw coming. Meanwhile, the future of Lockhart/Gardner is compromised as Louis Canning (Michael J. Fox) vies for a larger role. Also, Alicia entrusts Zach’s (Graham Phillips) high school graduation party to Jackie (Mary Beth Peil) and Veronica (Stockard Channing). Diane (Christine Baranski) amazes even herself.
Hannibal (Friday, 10 p.m., NBC)
Hannibal (Mads Mikkelsen, left) prepares for his imminent departure with the person he believes is Will (Hugh Dancy). Will prepares for a departure of another sort, tying up loose ends, not sure if he’ll survive the trap he’s set for Hannibal. Both men feel that Jack (Laurence Fishburne) deserves the truth, but what is that truth? Loyalties will be tested and forgiveness will be asked . . . and the inevitable battle between Hannibal and Jack is upon them.
The Maya Rudolph Show (Monday, 10 p.m., NBC)
Can Maya Rudolph reinvent herself as variety-show queen Carol Burnett, one of the best-loved clowns of all time? She’s going to give it her all in this summer variety show that makes the most of the sketch comedy skills she perfected on “Saturday Night Live.” Her guest-stars include Andy Samberg, Kristen Bell, Fred Armisen and Sean Hayes. Series premiere.