The Better Sister, starring Jessica Biel and Elizabeth Banks, offers a convoluted murder mystery that feels like a hodgepodge of other, better series.

The Better Sister wrapped up its limited series run on Prime Video, but how did this twisted mystery series end? We break down the ending to explain it. Caution: This article contains SPOILERS for ...

Prime Video’s latest series, The Better Sister, explores the nuances of sisterhood and unpacks the layers that go into the making of a sibling rivalry.

In Prime Video’s “The Better Sister,” airing on May 29th, this pair harbors so many shared secrets they would need a storage unit to contain them.

In Prime Video ‘s new thriller series, The Better Sister, Jessica Biel and Elizabeth Banks play sisters separated by a man (Corey Stoll) only to be brought back together by his murder.

Courtesy Prime Video “The Better Sister” premiered Thursday, May 29, 2025, and can be streamed on Prime Video. Jessica Biel and Elizabeth Banks star in “The Better Sister” on Prime Video.

All eight episodes of The Better Sister are now streaming on Prime Video. Read THR’s interview with Jessica Biel and Elizabeth Banks and the series’ showrunners.

Now, Prime Video’s limited thriller, “The Better Sister,” based on the best-selling novel by Alafair Burke and adapted to television by Olivia Milch and Regina Corrado, … ...

Kim Dickens as Det. Nan Guidry and Bobby Naderi as Det. Matt Bowen in the Prime Video limited series “The Better Sister,” which premieres on Thursday, May 29, 2025. (Photo by Cara Howe/Prime) ...

Elizabeth Banks at New York Red Carpet Prime Video Premiere for New Limited Series The Better Sister. PHOTO CREDIT: Marion Curtis for Starpix.

Some "Better Sister" viewers commented on Jessica Biel's toned arms and back while wearing a white dress. In a video, Biel shares the workout moves she uses.

Corey Stoll at New York Red Carpet Prime Video Premiere for New Limited Series The Better Sister. PHOTO CREDIT: Marion Curtis for Starpix.