"I've been performing since I could walk. Being on stage isn't a dream — it's the plan."
Katie Castillo is a 23-year-old actor and singer whose voice has filled stages from community theatre to regional productions. Trained in classical voice, musical theatre, and on-camera technique, she brings an authenticity to every role that casting directors remember. Her range spans soprano to mezzo, her characters span ingénue to leading lady — and she's just getting started.
Based in San Francisco and open to relocate, Katie is actively seeking representation and audition opportunities in Broadway, television, and film. She is ready to bring her full heart to every room she walks into.
Full Story→What she brings
The Full Range
Theatre & Broadway
Stage
Trained in musical theatre performance with regional credits across drama, comedy, and original works. Comfortable with both classic repertoire and contemporary material. Ready for the Great White Way.
TV & Film
Screen
On-camera trained with a natural, grounded presence that translates beautifully to close-up work. Versatile across drama, comedy, and genre. Available for network, streaming, and independent projects.
Soprano · Mezzo · Belter
Voice
A full three-octave range with classical training and contemporary versatility. Equally at home in Sondheim, pop-rock musical theatre, and original compositions. The voice is the instrument — and it's ready.
Performance reel
Watch Katie Perform
See the full range — from intimate ballads to show-stopping numbers.
Let's Work Together
If you're a talent manager, casting director, or producer looking for a dedicated, versatile performer — Katie is ready for the conversation. Reach out and let's make something extraordinary.