Nothing to hide

Logic would dictate that Anthony Weiner keep the cameras at arm's length in the wake of a high-profile scandal, but logic has never been a strong suit for the former congressman. His shortcoming is the viewer's gain in "Weiner," a jaw-dropping look at his ill-fated comeback campaign in which Weiner unravels all over again, this time with filmmakers Josh Kriegman and Elyse Steinberg capturing (nearly) every moment.

8 p.m. Saturday, Showtime

Say cheese

I'd rather face a hungry lion than a rodent emerging from the kitchen floorboards, but "Rats" had me hooked from the first nibble, thanks in no small part to Brooklyn exterminator Ed Sheehan, a cigar-chomping philosopher who seems tailor-made for the next Quentin Tarantino film. Director Morgan Spurlock ("Supersize Me") keeps himself out of the picture for a change in this harrowing look at the urban underworld.

8 p.m. Saturday, Discovery Channel

Family therapy

The international division of "The Office" is now open for business. Stephen Merchant, who co-created the British version of that show, and John Krasinski, who played Jim in the American take, are among the producers of "Dream Corp, LLC," a new live-action/animation series set in a psychotherapeutic facility.

9:45 p.m. Sunday, Adult Swim

Neal Justin