1) “Flack” season-opener, 10 p.m., Pop. Anna Paquin (shown here) produces this smart, saucy show and stars as Robyn, a public-relations whiz who shields London’s celebrities … while ducking her own pill addiction. As the second, six-week season starts, she adds a new personal problem … and more people need help. One is caught in a brothel raid; another (Daniel Dae Kim) is brought by Robyn’s boss’ ex-husband … played by Sam Neill, Paquin’s “The Piano” co-star.
2) “Lincoln Rhyme” season-finale, 8 p.m., NBC. Next week, “The Blacklist” reclaims its timeslot. First, Lincoln must protect his son by going one-on-one against The Bone Collector.
3) “MacGyver,” 8 p.m., CBS. With the basketball tournament arriving next week, this is our last chance for a while to catch CBS’ Friday cops. Tonight, the team tries to rescue the first love of Russ (Henry Ian Cusick). At 9 p.m., “Hawaii Five-0” has a scheme to rob tourists. At 10, “Blue Bloods” has Frank trying to convince the new mayor to work well with others.
4) “The Trade,” 9 p.m., Showtime; and “The Weekly,” 10 p.m., FX. Fridays have become a time for intense documentaries. In tonight’s “Trade.” a Honduran widow continues her perilous trip north with her daughter; also, a family mourns a son who died in transit. The hour has brief bits of hope, amid wide swaths of despair. In “Weekly,” Nigerian novelist Balaraba Yakubu recalls when she was kidnapped by rebels who were fighting to make Nigeria an Islamic state.
5) ALSO: Netflix debuts “Lost Girls” today, with a mother leading the search for young Long Islanders. Amazon Prime counters with a series based on the Agatha Christie movie “The Pale Horse.” And since this is Friday the 13th, Syfy has the movie series. “Friday the 13th” (1980) is at 8 p.m., with its first sequel at 6 and 10; others run in reverse order, starting at 6 a.m.