Kirsty Hamilton is a prominent New Zealand actress, writer, director and acting coach. She is widely recognized for her dramatic range in New Zealand film, television, and theatre. In addition to acting, Hamilton works as a writer, producer, and director. She studied screenwriting in Paris under Paul Thompson (NYU Tisch) and participated in a residency with the London Actors Centre. She operates as a filmmaker and acting tutor through representation with agencies like The Human Agency. Her directorial projects, such as the short film Cold, frequently focus on themes of women's experiences, resilience, and systemic adversity.

Filmography