Pedro Pascal's role in "Behemoth!" breaks from his usual casting because it hands him a musical instrument instead of a weapon. He plays Alex Serian, a classically trained cellist who comes back to Los Angeles after 20 years on tour, in Tony Gilroy's new film from Searchlight Pictures — a far cry from the generals, mercenaries and action leads that have defined his recent career, according to ABC7's reporting on the film. Where his other 2024-2026 roles put him in armor, combat gear or sharp suits, "Behemoth!" asks him to perform music rather than fight, flee, or seduce. That shift in physical demands, not just genre, is what separates this part from the rest of his filmography.
Table of Contents
- What Does Pascal Actually Play in "Behemoth!"?
- Why the Cello Made This His Hardest Role
- How "Behemoth!" Compares to Gladiator II
- How "Behemoth!" Compares to Materialists
- When and Where to See It
What Does Pascal Actually Play in "Behemoth!"?
Pascal's character, Alex Serian, is a classically trained cellist returning to Los Angeles after two decades of touring, according to ABC7. The film is written and directed by Tony Gilroy, best known as the creator of "Andor," and "Behemoth!" marks his first time directing a feature since "The Bourne Legacy" in 2012 — a 14-year gap, according to 3DVF.
Pascal was not the film's original lead. He replaced Oscar Isaac, who had initially been attached to play Alex Serian before exiting the project, according to Toy People. The supporting cast includes Olivia Wilde, Hank Azaria, JoBeth Williams and Eva Victor, along with Will Arnett, who stepped into the role of Alex's brother after David Harbour departed it, according to Rolling Stone.
Why the Cello Made This His Hardest Role
Pascal has said learning cello for this part was the hardest thing he has ever had to learn — harder, in his telling, than the stunt and harness work his other projects have required, according to The Strad. That comparison matters because so much of his recent work has leaned on physical training rather than musical skill.
Classic FM reports that even holding a cello bow correctly took Pascal about a day's worth of lessons to learn, a detail that underscores just how far outside his usual physical skill set the role sits, according to Classic FM. Playing a convincing cellist on screen requires precise hand position, bowing control and posture — skills built over years by real musicians, which Pascal had to approximate convincingly for the camera in a much shorter window.
How "Behemoth!" Compares to Gladiator II
In "Gladiator II," Pascal plays Marcus Acacius, a Roman army general trained under Maximus and married to Lucilla, who leads military campaigns before facing Paul Mescal's Lucius in the Colosseum, according to reporting cited by Bell of Lost Souls. That role is built entirely around armor, weapons and combat choreography — the opposite of the stillness and technical precision a cello performance demands.
Where Marcus Acacius commands troops and fights in an arena, Alex Serian spends two decades traveling as a touring musician before returning home. The contrast is physical as much as thematic: one role trains for battle, the other trains for a concert stage.
How "Behemoth!" Compares to Materialists
In Celine Song's "Materialists," Pascal plays Harry Castillo, a wealthy private equity investor described as a dating "unicorn," who pursues matchmaker Lucy (played by Dakota Johnson) in a love triangle against her ex, played by Chris Evans, according to Time Out. That role trades on wealth, polish and romantic charm — Harry is confident, financially secure and socially smooth.
Alex Serian is the opposite kind of character: an itinerant musician whose life has been defined by travel and performance rather than financial stability or romantic pursuit. Where Harry Castillo's appeal is his suave, moneyed charisma, Alex Serian's arc centers on returning home after being away from ordinary life for 20 years.
When and Where to See It
U.S. outlets report that "Behemoth!" opens in theaters on December 4, 2026, though at least one French listing gives a date of December 2, 2026, suggesting a regional difference in release scheduling, according to sortiraparis.
The film's first trailer was released on July 14, 2026, giving audiences their first look at Pascal's cello performance ahead of the theatrical run, according to Rolling Stone. Readers checking showtimes closer to the date should confirm the release in their own region, given the discrepancy between U.S. and French listings.