When Walker debuted on The CW, it was an instant hit. Loosely based on the 1990s CBS series with Chuck Norris, Jared Padalecki played Cordell Walker, a top member of the Texas Rangers. As the show opened, Walker was partnered with the feisty Micki Ramirez, played by Lindsey Morgan.

Micki was a great highlight of the show, handling the action scenes and a romance with Trey (Jeff Pierre). She also had to handle personal issues, such as the discovery her “mother” was really her aunt who was raising her when Micki’s real drug-addict mother abandoned her.

So it was a shock to fans when, mid-way through season 2, Morgan suddenly left the series. The episode had Micki learning her ex-fiancé was murdered, bringing up her feelings for Trey and she needed time for herself. She thus quit the Rangers, bidding a sad farewell to Walker before heading off.

She was...