Mia Morrissey is an accomplished Maltese-Australian screen actor, writer, and creator with a strong footprint across international festival circuits, global streaming platforms, and prestige indie cinema.

A graduate of WAAPA and New York’s Atlantic Acting School, Morrissey first gained international attention at 16 starring in the Venice Film Festival favourite Bat Eyes.

Most recently, she stars alongside Mia Wasikowska in Kuba Dorabialski’s feature Agata: The Writer (produced by Alex White), premiering at the 2026 Venice Film Festival, and joins the cast of Josh Tanner’s upcoming feature Posthumous. Her screen slate also includes the international breakout Together (directed by Michael Shanks), which secured a record-breaking acquisition by NEON at Sundance and Harvey Zeilinski’s award winning debut feature Sweet Millk Lake.

On television, Morrissey is widely recognised for her standout performance in Amazon Prime’s critically acclaimed hit series Deadloch, alongside prominent roles in Stan series Totally Completely Fine, the long-running series Home and Away, and two seasons of Channel 7’s international co-production In Your Dreams (shot across Australia and Germany), for which she also wrote original music.

On stage, Morrissey has headlined major national productions; Starring in Rent at the Sydney Opera House, City of Angels at The Hayes Theatre Co, and leading Robyn Nevin’s national tour of Agatha Christie’s And Then There Were None for Crossroads Live.

As a multi-hyphenate creator, she wrote, composed, and starred in the acclaimed solo musical In Loving Memory (programmed by The Hayes Theatre Co).

Beyond the stage and screen, Morrissey is a prominent national advocate for body neutrality and reproductive health. As an ambassador for both Endometriosis Australia and The Butterfly Foundation, and creator of the viral campaign The Gained Project, she brings profound personal insight, established audience trust, and a dedicated public platform to narratives exploring the physical and emotional realities of female embodiment.