Mitzi has been working in the film industry for over 35 years as a documentary director, producer and editor. Alongside her production career she has worked in the academy teaching documentary production and screen studies and Murdoch University WA before being employed as co-head of documentary department at the national film school, AFTRS for 6 years. Mitzi's credits include: as Producer - KaChing! Pokie Nation; Night Parrot Stories; Memoirs of a Plague; End of the Rainbow.

As Director - Jez: A Letter for life; A Common Purpose; Chinese Take Away; Hatred and as Executive Producer – Knowing the Score; How to Thrive; Incarceration Nation; Backtrack Boys; Undermined: Tales of the Kimberley; Leunig Fragments; Zach's Ceremony; Constance on the Edge; I Am a Girl; Surgery Ship.

In 2008 Mitzi co-founded and is the fulltime CEO of Documentary Australia, which has developed a new paradigm for the philanthropic funding and outreach of social impact documentary films. Documentary Australia is a unique not for profit organization that connects philanthropy and documentary to inspire social change.

She has been a board director of the Film and Television Institute in Western Australia and AIDC (Australian International Documentary Conference where she served as co-chair for 3 years). She was Jury President at Beyond Borders, Kastellorizo in 2024; APSA (Asia Pacific Screen Academy) in 2018 and has participated on juries of film festivals in Australia (SFF, AACTA, ADG, Walkleys, Logies, Persian International Film Festival), in Iran (Tehran International Documentary and Experimental Film Festival) China (Guangzhou Documentary Film Festival). Mitzi has a Phd in Cultural Studies.