Shannon Gilligan is known for Who Killed Sam Rupert (1993), Santa Fe Mysteries: Sacred Ground (1997) and Who Killed Brett Penance? (1994). She was previously married to R.A. Montgomery.

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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

Sheryl Lee and Brett Pingree in Who Killed Brett Penance? (1994)

Shannon Gilligan

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