Nikita Petrosian is an international theatre and film actor. He completed his training as a scholarship student at the Kharkiv National University of Arts in Ukraine.

After completing his studies, Nikita continued his career in St. Petersburg from 2020 until February 2022, where he performed at the private Urban Theatre and later at the State Theatre Music Hall. He also appeared in films and series such as Everything comes back (as Vazgen Khachatryan) and Hoteliers’ Notes (as David).

Due to Russia’s military attack on Ukraine, Nikita fled to Germany in 2022. Since then, he has been based in Hamburg, where he has contributed to several productions. He appeared in performances at the Hamburg State Opera, including Carmen, Nabucco, and The Flying Dutchman. In October 2022, he presented the play Sensitive Content – Modern War Novels at Hamburg's Lichthof Theater.

From 2023 onwards, Nikita began actively participating in European film and television projects. His credits include:

- The German mini-series Brüt (NDR), in the role of Robert
- The Polish feature film People, in the role of a soldier nicknamed “Bandit,” which premiered at the Cannes Film Festival
- The American TV series Interview with the Vampire (Amazon Prime Video, AMC, AMC+), in the role of Levan
- The German short film Auferstanden aus Ruinen, in the role of Alexey, which premiered at the Hof Film Festival 

In 2024, Nikita played the role of Confectionery apprentice Marx in the German TV movie Zwei am Zug (ZDF), and starred in two short films: Shadows in Berlin (as Yefim) and Still Waters (as Tom).

In February 2025, he had a successful premiere of his one-man show Status at Lichthof Theater in Hamburg.

In May 2025, Nikita became a member of the European Film Academy (EFA) and appeared in the leading roles in the short films The Bet (as Lucas) and Unborn Children (as Karl), both currently in post-production.