Katherine Klosterman is known for Avatar: Fire and Ash (2025), Hawaii Five-0 (2010) and Avatar: The Way of Water (2022).

Katherine Klosterman in Hawaii Five-0 (2010)

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The Biggest Movies and TV Coming in September

"The Gentlemen" and "Slow Horses" return this fall, while the "Reacher" spin-off series "Neagley" makes its debut. See our guide of the biggest Fall TV and streaming releases.

2026 Fall TV and Streaming Watch Guide

&quot;The Gentlemen&quot; and &quot;Slow Horses&quot; return this fall, while the &quot;Reacher&quot; spin-off series &quot;Neagley&quot; makes its debut. See our guide of the biggest Fall TV and streaming releases.

Get a closer look at these actors from their many TV and streaming series roles.

Streaming Stars, Then and Now

Pauly Shore, Kevin P. Farley, Jaleel White, and Katherine Klosterman in Hawaii Five-0 (2010)

Sigourney Weaver, Stephen Lang, Zoe Saldaña, Sam Worthington, Oona Chaplin, Jack Champion, and Britain Dalton in Avatar: Fire and Ash (2025)

Scott Caan, Chi McBride, Meaghan Rath, Ian Anthony Dale, Alex O'Loughlin, and Beulah Koale in Hawaii Five-0 (2010)

CCH Pounder, Edie Falco, Brendan Cowell, Joel David Moore, Zoe Saldaña, Sam Worthington, Bailey Bass, and Britain Dalton in Avatar: The Way of Water (2022)

Jodie Foster and Annette Bening in Nyad (2023)

Katherine Klosterman

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