Sebastian Kempf is known for O'Dessa (2025), The Rig (2023) and Biohackers (2020).

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"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

Murray Bartlett, Regina Hall, Kelvin Harrison Jr., and Sadie Sink in O'Dessa (2025)

Iain Glen, Emily Hampshire, and Martin Compston in The Rig (2023)

Jessica Schwarz and Luna Wedler in Biohackers (2020)

Joko Anwar's Nightmares and Daydreams (2024)

Sebastian Kempf

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