The Twilight Zone marathon Syfy

It all comes down to “The Twilight Zone” — someday the world will understand this fact. All life lessons, all of human nature’s tricks and tragedies, are contained somewhere in Rod Serling’s slow, black-and-white, low-tech short plays. Also, many, many contemporary TV shows and movies have roots in “Zone” episodes. The annual marathon started on Monday, and it extends to 4:30 a.m. on Wednesday. Pictured: Serling.

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The Sisterhood 9 p.m., TLC

Sure, TLC has had the Gosselins, “Toddlers & Tiaras” and Honey Boo Boo. But maybe the TLC programmers have nonetheless been envious of Bravo’s “Real Housewives” franchise? Tonight, they’re introducing their very own group of stylin’ ladies who love to fight on camera. These women are preachers’ wives in Atlanta, and they have God on their side. But fear not, there will be plenty of bad behavior. “People don’t expect a preacher and a preacher’s wife to have a good sex life,” says one in the commercial for the show, while another talks about having smoked crack.

Evil Twins 10 p.m., ID

The mirror had two faces.

Don’t Trust the B---- in Apartment 23 9:30 p.m., Channel 5

The Beek wants to return to the “Creek.”

Hawaii Life 9 and 9:30 p.m., HGTV

And by “life,” HGTV means “real estate.”

Matthew Gilbert can be reached at gilbert@globe.com. Follow him on Twitter @MatthewGilbert.