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John Karna

John Karna

Known for
Acting
Born
November 18, 1991 (age 34)
Birthplace
Houston, Texas, USA
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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

Lady Bird poster

Lady Bird

Law & Order: Special Victims Unit poster

Law & Order: Special Victims Unit

Modern Family poster

Modern Family

Chicago Fire poster

Chicago Fire

9-1-1: Lone Star poster

9-1-1: Lone Star

Scream: The TV Series poster

Scream: The TV Series

Premature poster

Premature

Dirty John poster

Dirty John

Sugar Mountain poster

Sugar Mountain

The Dead Thing poster

The Dead Thing

The Blazing World poster

The Blazing World

Valley of the Boom poster

Valley of the Boom

Photos

John Karna photoJohn Karna photo

Filmography

—
Masters of Doom

Masters of Doom

TV · as Tom Hall · 1 ep

2025
Foibles poster

Foibles

Movie · as Jordan

2025
The Dead Thing poster

The Dead Thing

Movie · as Chris

2025
Burt poster

Burt

Movie · as Punk's Friend

2023
Home Free poster

Home Free

Movie · as Richard

2021
The Blazing World poster

The Blazing World

Movie · as Blake

2020
9-1-1: Lone Star poster

9-1-1: Lone Star

TV · as Spence · 1 ep

2019
Valley of the Boom poster

Valley of the Boom

TV · as Marc Andreessen · 6 eps

2018
Dirty John poster

Dirty John

TV · as Jimmy · 1 ep

2017
Lady Bird poster

Lady Bird

Movie · as Greg Anrue

2016
Sugar Mountain poster

Sugar Mountain

Movie · as Josh Miller

2015
Scream: The TV Series poster

Scream: The TV Series

TV · as Noah Foster · 23 eps

2014
Premature poster

Premature

Movie · as Rob Crabbe

2012
Bindlestiffs poster

Bindlestiffs

Movie · as John Woo

2012
Chicago Fire poster

Chicago Fire

TV · as Alan · 1 ep

2009
Modern Family poster

Modern Family

TV · as Alec · 1 ep

1999
Law & Order: Special Victims Unit poster

Law & Order: Special Victims Unit

TV · as Holden March · 1 ep

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