Sigourney Weaver stars as a controlling grandmother in rural Australia in the new series “The Lost Flowers of Alice Hart” (Prime Video, streaming). Alyla Browne plays the young Alice; Alycia Debnam-Carey an older one. 

After more than a half century, tonight is the final “Washington Week” (PBS, 8 p.m., check local listings). Next week it becomes “Washington Week with The Atlantic,” reflecting the new host named this week, Jeffrey Goldberg, editor in chief of The Atlantic magazine.

The cake-failure series hosted by Nicole Byer and Jacques Torres begins a new spin-off. “The Big Nailed It Baking Challenge” (Netflix, streaming) helps ten inexperienced bakers in the process of making fine pastries over ten episodes. 

“Secret Celebrity Renovation” (CBS, 8 p.m.) returns for a new season of celebrities helping people in their hometowns with surprise renovations, starting with Phil Keoghan (“Amazing Race”) and actor Max Thieriot (“Fire Country,” “SEAL Team”). Rob Mariano and Sabrina Soto are the designers; Nichelle Turner is host.

There have been enough women by now convicted of capital crime to create a series “Women on Death Row” (A&E, 10 p.m.), starting with a woman claiming innocence in Arizona. 

“Family Law” (CW, 8 p.m.) represents a recent widow in an estate dispute. 

Ace tries spiritual awakenings on “Heels” (Starz, 10 p.m.).