Lisa Edelstein joins 9-1-1: Lone star, in a West Wing reunion with Rob Lowe, while also returning to The Kominsky Method

Deadline

Edelstein will play Gwyneth, the ex-wife of Lowe's Capt. Owen Strand and mother of their adult child. Edelstein and Lowe last appeared together on screen in 1999, when she played Sam Seaborn's call girl love interest on The West Wing. Additionally, Edelstein will return for the final season of The Kominsky Method as the estranged daughter of Adam Arkin's character despite Arkin's departure.