After weeks of mystery about the new “Yellowstone” spinoff filming in North Texas, details are finally starting to trickle in about the new series. Deadline and Variety are reporting that Annette Bening (”American Beauty,” “Open Range”) has joined the cast of the Beth Dutton and Rip Wheeler-led spinoff.

The show ended with Beth, Rip and their adopted son Carter (Finn Little) setting off to start their own smaller ranch in search of a peaceful life. Bening has starred in Apples Ne

A logline reads as follows: "Beth Dutton (Reilley) and Rip Wheeler (Hauser) are grateful for the peace they sought, fought, and nearly died for with their 7,000-acre Dutton Ranch.