Where to watch Underdog (2019) in the UK
Underdog (2019) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 5 May 2026 by ScreenSearch.
Boris "Kos" Kosinski is a top MMA fighter. In the biggest battle of his life with his greatest rival, Denim Takaev, he makes a mistake that destroys his entire career. He loses everything. This failure brings him through a series of ups and downs, but it also pushes him to undertake a titanic effort to fight and win back respect and love
Streaming options in the United Kingdom
Updated daily from The Movie Database. Outbound links open the provider directly.
This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.
Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
Cast & crew
Top-billed cast in Underdog.
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Eryk LubosBorys 'Kosa' Kosiński -
Mamed KhalidovDeni Takev -
Aleksandra PopławskaNina Bogucka
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Emma GiegżnoSonia Bogucka -
Janusz ChabiorTrener "Kosy" -
Tomasz WłosokTomek -
Jarosław BoberekDziedzic -
Krzysztof KiersznowskiCieślak
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Underdog — frequently asked questions
Where can I watch Underdog in the UK?
Underdog (2019) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.
Is Underdog on Netflix, Disney+ or Amazon Prime Video in the UK?
Underdog is not currently included with any major UK subscription service. It may still be available to rent or buy.
How accurate is this film's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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