Mark Walker is known for Grass Roots (2000), Rake (2010) and Act of Betrayal (1988).

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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

Zoe Carides, John Clayton, Rhondda Findleton, Chris Haywood, Tammy Macintosh, Geoff Morrell, and Rhys Muldoon in Grass Roots (2000)

Patrick Bergin and Elliott Gould in Act of Betrayal (1988)

Crude: The Incredible Journey of Oil (2007)

Mark Walker(IV)

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