John Karna

Biography

John Karna (born November 18, 1991) is an American film and television actor. He is most well-known for his role as Noah on Scream: The TV Series.

Known For

Law & Order: Special Victims Unit

Modern Family

Chicago Fire

9-1-1: Lone Star

Scream: The TV Series

Dirty John

Lady Bird

Valley of the Boom

All Movies (9)

• Foibles2025 · as Jordan
• Burt2025 · as Punk's Friend
• The Dead Thing2025 · as Chris
• Home Free2023 · as Richard
• The Blazing World2021 · as Blake
• Lady Bird2017 · as Greg Anrue
• Sugar Mountain2016 · as Josh Miller
• Premature2014 · as Rob Crabbe
• Bindlestiffs2012 · as John Woo

All TV Shows (8)

• 9-1-1: Lone Star2020 · as Spence
• Valley of the Boom2019 · as Marc Andreessen
• Dirty John2018 · as Jimmy
• Scream: The TV Series2015 · as Noah Foster
• Chicago Fire2012 · as Alan
• Modern Family2009 · as Alec
• Law & Order: Special Victims Unit1999 · as Holden March
• Masters of Doom— · as Tom Hall