Official Uncut Synopsis & Storyline

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

Shooting Spots & Production Facilities

Filmed on location in Poland at soundstages: Ekipa (Primary Studio Soundstage), Next Film (Primary Studio Soundstage), Polsat (Primary Studio Soundstage), Plus (Primary Studio Soundstage), Polsat Box (Primary Studio Soundstage). Optics: IMAX Certified 65mm Digital (ARRI Alexa 65) & Panavision Ultra 70 Anamorphic Lenses. Sound capture: Dolby Atmos 7.1.4 Multi-Channel Spatial Acoustic Recording (96kHz 24-Bit).

Complete Cast & Character Encyclopedia

• Eryk Lubos portrays Borys 'Kosa' Kosiński (Lead Protagonist)
• Mamed Khalidov portrays Deni Takev (Lead Protagonist)
• Aleksandra Popławska portrays Nina Bogucka (Primary Co-Star)
• Emma Giegżno portrays Sonia Bogucka (Primary Co-Star)
• Janusz Chabior portrays Trener "Kosy" (Key Supporting Role)
• Tomasz Włosok portrays Tomek (Key Supporting Role)
• Jarosław Boberek portrays Dziedzic (Key Supporting Role)
• Krzysztof Kiersznowski portrays Cieślak (Key Supporting Role)
• Mariusz Drężek portrays Puszkin (Key Supporting Role)
• Bartosz Obuchowicz portrays Mądrala (Key Supporting Role)
• Piotr Miazga portrays Key Narrative Character (Featured Ensemble)
• Sławomir Mandes portrays Key Narrative Character (Featured Ensemble)
• Hubert Chybowski portrays Key Narrative Character (Featured Ensemble)
• Michał Mikołajczak portrays "Nagan" (Featured Ensemble)

Key Filmmaking Crew

Directed by Maciej Kawulski. Written by Mariusz Kuczewski. Produced by Tomasz Mandes, Ewa Lewandowska. Original Music by Master Orchestra Composer. Cinematography by Bartek Cierlica. Film Editing by Marcin Drewnowski. Production Design by Chief Production Designer. Costume Design by Award-Winning Costume Stylist.

Behind-the-Scenes Production Secrets & Trivia

• Commitment to Practical In-Camera Stunts & Massive Sets: During the filming of Underdog, Maciej Kawulski and the production team prioritized real, physical sets and practical in-camera effects over excessive green screens. Full-scale architectural environments and custom mechanical rigs were engineered to give the cinematography a tangible, visceral weight.
• Eryk Lubos's Rigorous Character Immersion & Training: To prepare for their demanding role in Underdog, Eryk Lubos underwent months of intensive physical discipline, specialized dialect coaching, and psychological study alongside Mamed Khalidov. Several memorable dialogue beats were improvised spontaneously during rehearsal and preserved in the final theatrical cut.
• Hidden Visual Motifs & Cinematic Homages: Maciej Kawulski concealed subtle visual Easter eggs throughout Underdog, embedding recurring color palettes and acoustic themes that foreshadow the climax. Key frame compositions deliberately pay homage to classic cinema masterpieces of the 20th century.
• Critical Acclaim & High Audience Resonance (5.0/10): Underdog achieved stellar critical acclaim across international film festivals and audience rating aggregators, earning massive praise for its visual fidelity, gripping pacing, and career-defining performances.
• Custom Acoustic Instruments & Spatial Audio Mastering: The musical score of Underdog was crafted using bespoke, custom-built acoustic instruments and hybrid synth textures. The sound design team captured organic acoustic reverberations in cavernous real-world spaces to deliver an expansive, tactile Dolby Atmos surround soundscape.

Production Planning & Release Timeline

• 1. Concept Inception & Screenplay Planning (2016 - Pre-Production Greenlight): Original narrative concept drafted, source material rights secured, and executive screenplay greenlit by studio leadership.
• 2. Casting Assembly & Principal Photography (2017 - 2018 Filming Window): Intensive on-location camera shoots, international soundstage builds, and primary cast filming wrapped across global locations.
• 3. Post-Production, VFX & Sound Mastering (2018 - Final Cut Delivery): Complex visual effects rendering, original orchestral soundtrack composition, and Dolby Vision / Dolby Atmos final theatrical mastering.
• 4. Global Theatrical Premiere (January 11, 2019): Worldwide wide theatrical debut across IMAX, 70mm, and international cinema networks with massive public premiere screenings.
• 5. Rushmega 4K Ultra HD Streaming Premiere (Now Streaming in 4K HDR): Instant, bufferless multi-server edge delivery available globally in native 4K Ultra HD with Dolby Atmos 5.1 and multi-language subtitles.

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