Who Is ‘The Pitt’ Star Katherine LaNasa’s Husband? All About Grant Show & Their Love Story

Avery Thompson September 14, 2025, 9:57 pm

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Katherine LaNasa and Grant Show attend the 31st Annual Critics Choice Awards at Barker Hangar on January 04, 2026 in Santa Monica, California. — Matt Winkelmeyer / Getty Images for Critics Choice Association

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The Pitt actress Katherine LaNasa kicked off awards season by attending the 2026 Critics Choice Awards on January 4, and she was joined by her longtime love, Grant Show. When she won the award for Best Supporting Actress in a Drama Series, LaNasa thanked her “fantastic husband” in her acceptance speech.

LaNasa’s husband, Grant Show, could be seen beaming in the audience. The couple has been married for over a decade, and LaNasa’s love is in the industry as well! Swooon is doing a deep dive into Katherine LaNasa and her husband’s love story, her past marriages, and more.

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