Mackenzie Porter (Photo by Bree Marie Fish)

MacKenzie Porter Joins Cast Of 9-1-1 Nashville

By: Cheryl Johnstone

19/8/2025

Country Music News

MacKenzie Porter has joined the recurring cast of ABC’s 9-1-1: Nashville.

Deadline reports that she’ll play Samantha Hart, an ER doctor at a Nashville hospital.

Porter joins Chris O’Donnell, Jessica Capshaw, Kimberly Williams-Paisley, LeAnn Rimes, Hailey Kilgore, Michael Provost, Juani Feliz, and Hunter McVey, who were previously announced.

She has previously starred in the TV shows Hell on Wheels and Travelers.

9-1-1: Nashville is described as a high-octane procedural about our heroic first responders, as well as their family saga of power and glamour set in one of America’s most diverse and dynamic cities.

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