Meet Your Acting Coach: Natalia Kostrzewa
Welcome to Owning IT Acting Studio.
I'm Natalia Kostrzewa, a professional actress with 20+ years in film and TV across Ireland and the UK. With over 50 screen credits — from lead roles in ITV dramas to guest spots on Black Mirror — I bring real-world experience into the classroom.
My goal? To help you trust your instincts, own your voice, and shine on camera. Every class is a safe, supportive space to explore, take risks, and grow.
I trained at The Factory (now Bow Street Screen Acting Academy) under some of the industry's finest, including Gerry Grennell, Shimmy Marcus, and John Carney.
You can read more about The Factory in The Hollywood Reporter here
Curious about my work? Check out my credentials on:
Let’s embark on this film acting journey together and make your camera acting dreams a reality!
Weekly Blog from Natalia with free resources
What sets Owning IT Acting Studio apart is the transparency of its founder, Natalia Kostrzewa.
Unlike many acting coaches whose backgrounds and experience remain vague, Natalia openly shares her own self-tapes and insights from her professional journey.
This rare level of openness allows you to make a truly informed decision about whether she's the right coach for you.
🎬 Self Tape to Screen: A Series of Success
Welcome to a behind-the-scenes look at how self-taping can truly shape a career.
This is a series showcasing real self-tapes that led to real roles—from leads in major TV dramas to standout appearances on screen.
We’re starting with a self-tape that landed a lead role in the ITV drama Out There. But that’s just the beginning. Each video in this series highlights how preparation, connection, and authenticity in a self-tape can catch the eye of casting directors, producers, and directors.
These aren’t just auditions—they’re game changers.
Stay tuned, be inspired, and see what’s possible when you make every self-tape count.
Self-Tape for ITV Drama - Out There (Currently available to watch on ITVX )
Self-Tape for BBC Medical Drama - Casualty (Currently available to watch on BBC iPlayer)
Self-Tape for the last season of FBI International. Now available to watch on CBS.
Self-Tape for the latest BLACK MIRROR episode, Hotel Reverie. Now available to watch on Netflix.
Self-Tape for the ‘A Very Short Film About Longing’ (Currently available to watch on BBC iPlayer)
Self-Tape for the hit Harlan Coben show ‘Fool Me Once’ (Currently avaibale to watch on Netflix)
My Chat with The Actors Waiting Room Podcast –
Talking The Screen Acting GYM & More!
I had an absolutely wonderful time chatting with The Actors Waiting Room Podcast! It was such a great opportunity to share my journey, talk about The Screen Acting GYM, and offer some valuable insights for fellow actors navigating this ever-evolving industry.
During our conversation, I dived into what The Screen Acting GYM is all about—helping actors build their skills, confidence, and on-screen presence in a supportive and dynamic environment. I also shared a bit about my own acting career, the lessons I've learned along the way, and some useful tips for actors looking to make their mark.
If you're an aspiring or working actor, this episode is definitely worth a listen! Make sure to tune in and soak up some inspiration. Don’t forget to support this fantastic podcast by following it on YouTube and Spotify.
Interview with
The Filmmaker’s Playbook
I had such a pleasure being interviewed by Jason Branagan on his fantastic podcast! Jason speaks with actors, film directors, and other fascinating people from across the film and TV industry, and it was an honour to be part of that lineup. In this episode, I dive into my career and the art of acting—and I also share insights about The Screen Acting GYM! If you’d like to jump straight to that part, skip ahead to 49 minutes and 52 seconds.
Thanks again, Jason, for the great conversation!
Should actors wear costumes in self-tapes? It's one of the most debated topics in the audition world. In this article, actress and acting coach Natalia Kostrzewa shares her personal experience of using costume pieces in film and television auditions, why producers often respond positively to visual storytelling, and how a simple investment in scrubs, period clothing or character-specific wardrobe can help bring your self-tape performance to life. Discover when costumes can strengthen an audition, when they can become distracting, and how to use them strategically to improve your chances of booking professional acting work.