CAST

FREYA HOLLISTER (UNA KOVAC)

Una Kovac is an Eastern European and Balkan actress based in Budapest, trained in Contemporary Method Acting at the Copenhagen International School of Performing Arts, with additional theatre and screen training across Europe. Her work spans feature films, television, and independent cinema, including appearances in the internationally broadcast series Baptiste alongside Tchéky Karyo, as well as a range of European short films and contemporary theatre productions. Alongside her screen work, Una has performed across classical, absurdist, devised, and contemporary theatre, developing a grounded and emotionally nuanced performance style.

HANNAH (ALYONA OSMANOVA)

Alyona Osmanova is a Ukrainian model and actress whose international fashion career includes collaborations with leading houses such as Prada, Chanel, Givenchy, Alexander McQueen, Donna Karan, and Marc Jacobs. A former face of Bottega Veneta, she has appeared in Vogue, Harper’s Bazaar, Dazed & Confused, and Numéro, working with renowned photographers including Juergen Teller and Sølve Sundsbø. Alongside her modelling career, Osmanova has expanded into screen work with appearances in the award-winning Nordic thriller series Conflict directed by Aku Louhimies alongside Peter Franzén.

DR REED (IGOR PRIELO)

Igor Prielo was born in Slovakia, raised in Germany, and educated in the USA. It was there that he discovered his passion for acting and began developing his craft for screen and stage. After gaining practical experience in Los Angeles, he returned to Europe and continued building an international career across film, television, commercial production, and live performance.

Trained in theatre arts at Francis Marion University and shaped by hands-on experience in the highly competitive environment of Hollywood, Igor combines a physically grounded screen presence with experience in improvisation, action performance, and multilingual character work across English, German, and Slovak productions, bringing restraint and psychological precision to the world of CALIBRATION.

ANGELA PETRESCU (ANTOANELLA UNGUREANU)

Antoanella Ungureanu is a Romanian actress based in Prague, working across film, television, and theatre in both Prague and Bucharest, with native-level English and fluent Spanish. Her screen credits include Král Šumavy: Fantom temného kraje directed by David Ondříček, work alongside Cannes Best Actress winner Zar Amir Ebrahimi in Please Rise, and Charlotte Vacková’s internationally awarded short film Forbidden. She has also collaborated with acclaimed filmmaker Béla Tarr on a FAMU-produced short film, while continuing advanced screen training through international masterclasses and workshops across Prague and Berlin.

DR. DANIELA KRÁLOVÁ (LENKA ŠILHÁNOVÁ)

Lenka is a Prague-based actress who trained at London’s Actors Centre as well as in Los Angeles and San Francisco. She began her career on stage, performing in both Czech and English, and has since transitioned to the screen with both lead and supporting roles in several short films. Bringing a unique perspective to her craft, Lenka spent a decade in international advertising working on award-winning campaigns and creative projects. This professional experience brings a grounded, real-world maturity to her performances. A recreational runner currently preparing for her first full marathon, she brings a natural discipline and endurance to both her personal pursuits and her work on set.

MARTIN (TOMÁŠ KARAB)

Tomáš Karab is a Czech actor who combines natural charisma with a deep emotional understanding of his characters on screen. He constantly expands his acting portfolio through a wide range of diverse projects, captivating audiences with his versatility in both dramatic and comedic roles.

ORDERLY LEROY (MARKO ADETUNJI)

Marko Adetunji is a Prague based Nigerian/Slovak actor and screenwriter with experience across theatre, commercials, and film. He has performed with the Prague Shakespeare Company and trained in the Meisner technique at Prague Playhouse, bringing emotional truth, presence, and strong character instincts to his work. Marko brings a grounded, charismatic, and empathetic screen presence. He is especially drawn to complex roles involving identity, power, family conflict, justice, and transformation.

SELENA (HEDO HELL)

Hedo Hell is a Prague-based Estonian actress with a background in theatre. Credits include A Cat’s Meow and a recurring role in a 10-part Sherlock Holmes stage series. She is trained in Meisner and Strasberg techniques, with a focus on truthful, character-driven performance.

LUCIE (JANA PROVÁZKOVÁ)

Jana Provázková is a Prague-based Czech actress working across film and television. She trained at an acting school in Prague and has continued to refine her craft through international workshops and masterclasses.

Following her graduation, she joined the children’s theatre company Divadlo pod Kloboukem, where she performed leading roles in numerous stage productions. She subsequently transitioned to screen work and has built an extensive career in Czech television, with appearances in acclaimed series including Kriminálka Anděl, Devadesátky, Ulice, and Slunečná.

Reach out for interviews or collabs

© 2026. All rights reserved.

Sign up to Private Access

CALIBRATION is produced by Serani Studio (Prague), in association with Bottomline AI (France)

Follow us on IG & LinkedIn