Harriet performed in the world premiere of Scenes From the Climate Era in 2023 for Belvoir St Theatre in Sydney, Australia. Having relocated to London, her UK credits include a tour of Picnic at Hanging Rock at The Barbican and the Royal Lyceum, Edinburgh.

In 2020 at the Sydney Opera House, Harriet became the first woman to play Hamlet on a main stage in Australian history, and toured the Bell Shakespeare production until 2022. Harriet’s other Australian theatre credits include: Ulster American, Anatomy of a Suicide, In a Nutshell, The Museum of Modern Love, The Miser, Kindertransport, Boxing Day BBQ, and You Got Older.

Her film and television credits include: Netflix feature The Greenhouse, Home and Away, Mr Inbetween, Love Child, Amazing Grace, The Secret Daughter, and Mikki Vs The World.

Harriet is a Sydney Theatre Award, Green Room Award, and Performing Arts WA Award nominee, and a graduate of WAAPA.