Masterpiece: Little Women. This most American of stories, from Germantown-born novelist Louisa May Alcott, has been adapted by Call the Midwife creator Heidi Thomas as a co-production of PBS and Britain's BBC. Emily Watson plays Marmee, Angela Lansbury is Aunt March, Michael Gambon is Mr. Laurence, and Maya Hawke — daughter of Uma Thurman and Ethan Hawke — holds her own in that company as Alcott's most autobiographical creation, the irrepressible Jo March. 8 p.m. Sunday and May 20, WHYY12.
Harry & Meghan: A Royal Romance. Judging from the trailer, you might want to pair this chunk of cheese with a nice bottle of California wine. Murray Fraser (The Loch) and Parisa Fitz-Henley (Midnight, Texas) star as Britain's Prince Harry and America's former Suits star Meghan Markle. Those two crazy kids will be tying the knot on May 19, but not before an onslaught of royal wedding programming, including this movie. 8 p.m. Sunday, Lifetime.
Silicon Valley. In the fifth-season finale, the launch of PiperNet is going well. Suspiciously so. Richard (Thomas Middleditch) faces the truth about what he's become, but how long will that last? 10:15 p.m. Sunday, HBO.
Last Week Tonight with John Oliver. After Oliver "quit" the show on May 6 — his reasons involved a koala and Russell Crowe — some viewers got nervous. Worry not: The show's renewed through 2020 and Oliver is expected back at his desk this weekend. 11:20 p.m. Sunday, HBO.
The Goldbergs. Fifth-season finale finds Lainey (AJ Michalka) back in Jenkintown and Erica (Hayley Orrantia) at odds with her father (Jeff Garlin) over her academic future. 8 p.m. Wednesday, ABC.
Once Upon a Time. Fairy-tale drama finishes its seven-season run with an episode titled "Leaving Storybrooke." 8 p.m. May 18, ABC.
13 Reasons Why. The story, it turns out, isn't over. The drama about what happened before and after a teenage girl's suicide premieres a second season. May 18, Netflix.