Riikka Mäntymaa is known for Sisu (2022), Over Your Dead Body (2026) and Attack on Finland (2021).

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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

Aksel Hennie, Jorma Tommila, Jack Doolan, and Vincent Willestrand in Sisu (2022)

Juliette Lewis, Timothy Olyphant, Jason Segel, Keith Jardine, and Samara Weaving in Over Your Dead Body (2026)

Jasper Pääkkönen and Nanna Blondell in Attack on Finland (2021)

Martti Suosalo and Eero Ritala in Little Siberia (2025)

Riikka Mäntymaa

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