'9-1-1 Lone Star': Meet the Cast of the Spinoff Series (PHOTOS)

What's a successful procedural without a spinoff? Well, Fox's 9-1-1 is joining an age-old club that includes NCIS, Law & Order and FBI as it prepares to launch 9-1-1 Lone Star.

In the spinoff series, viewers will follow as Owen Strand (Rob Lowe) — a New York cop — and his son relocate to Austin, Texas. There, he'll have to find a balance between saving those in need and solving personal problems in his own life.

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As of now, the show is set to debut early next year, but has recently added more names to its roster. In the gallery above, click through the images to see which stars are joining Lowe in the spinoff and don't miss 9-1-1 Lone Star in 2020.

9-1-1 Lone Star, January 2020, Fox