Thea Belle Flanzer is a writer and actress based in New York and LA.

Her work has been developed/produced by KCACTF, Valdez Theater Conference, The Tank, Secret Theater, Talking It Out Festival, Glass Ceiling Breakers Festival, The Athena Project, The O’Neill Studio, Arena Stage, The Geffen Playhouse, Pacific Resident Theater, and the Equity Library Theater of New York. Her short play, MODEL UNITED NATIONS, is published in Smith and Kraus’ Best 10-Minute Plays of 2025 anthology.

Her stage acting resumé includes performances at The Gateway Playhouse, The Tank, Valdez Theatre Conference, Theater Row, The Group Rep, and more.

Thea is a graduate of Georgetown University and the MFA program at UCLA.