Aya Cash as Mary Jackson

Sara Waisglass as Robyn Jackson

John Ralston as Walter "Walt" Jackson

Melanie Nicholls-King as Lou

Aaron Poole as Pete

Kristian Bruun as Officer Wayne

Jess Salgueiro as Crystal

Emma Hunter as Erin

Yanna McIntosh as Bethany

Jonathan Watton as Therapist (voice)

Leslie Seiler as Bartender

Alexandra Harris as Bronwyn

Aniela Kurylo as Laura

Kimberly-Sue Murray as Diane

Bruce Novakowski as Caterer

Alix Sideris as Police Officer

Jimmy Chimarios as Uber Driver

David Jack as Good-Looking Guy

Rodrigo Fernandez-Stoll as Pharmacist

Joanna Swan as Facilitator

Marni Van Dyk as Neighbour

Liam Sullivan as Dougie

Jesse LaVercombe as Lawyer

Ian Downie as Gino

Aidan Chase Newman as Young Man

Tucker Bowman as Party Goer

Ian McPherson as Robyn's Boyfriend