Ross Marron is known for Horrid Henry: The Movie (2011), The R.I.P Man (2025) and The Cellar (2024).

Ross Marron in Horrid Henry: The Movie (2011)

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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

Parminder Nagra and Ross Marron in Horrid Henry: The Movie (2011)

Richard E. Grant and Ross Marron in Horrid Henry: The Movie (2011)

Theo Stevenson, Ross Marron, and Scarlett Stitt in Horrid Henry: The Movie (2011)

Richard E. Grant, Anjelica Huston, Noel Fielding, Kimberley Walsh, Dominic Wood, Richard McCourt, Theo Stevenson, Ross Marron, and Scarlett Stitt in Horrid Henry: The Movie (2011)

Richard E. Grant, Anjelica Huston, Noel Fielding, Rebecca Front, Helen Lederer, Theo Stevenson, Ross Marron, and Scarlett Stitt in Horrid Henry: The Movie (2011)

Charlotte Marshall, Tom Clear, and Mickaela Sands in The Cellar (2024)

Ross Marron(I)

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