What to Watch on Friday: Discovery’s new homesteading show; more O.J.

Discovery Channel

Homestead Rescue (10 p.m., Discovery) – In this new series, homesteading expert Marty Raney and his two adult children teach aspiring homesteaders how to flee civilization and survive an off-the-grid life in the wilderness. In the opener, the Raneys help a Montana man who lives without livestock, food or water in an abandoned ghost town and is stalked by a mountain lion.

Also on . . .

Orange is the New Black (Netflix) – All episodes of Season 4 are available today.

O.J.: Made in America (9 p.m., ESPN) – In part 4 of this documentary, O.J. Simpson’s murder trial holds the country’s attention for months, prompting discussions of race, celebrity privilege and criminal justice. Part three repeats at 7 p.m. On the fence about whether or not to jump in? Then read our review of “O.J.: Made in America.”

Wynonna Earp (10 p.m., Syfy) – An admirer with a gruesome vendetta threatens the town, and Wynonna tries to outwit Bobo Del Rey.