Katie Simmons is known for Go Jetters (2015), Harry Potter and the Chamber of Secrets (2002) and Old Jack's Boat (2013).

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Get a closer look at some of Hollywood&#39;s perfect pairs.

"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

Rupert Grint, Toby Jones, Daniel Radcliffe, and Emma Watson in Harry Potter and the Chamber of Secrets (2002)

Bernard Cribbins and Scuzz in Old Jack's Boat (2013)

Katie Simmons(I)

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