Jessie Buckley as Anna

Riz Ahmed as Amir

Jeremy Allen White as Ryan

Luke Wilson as Duncan

Christian Meer as Rob

Amanda Arcuri as Sally

Annie Murphy as Natasha

Katy Breier as Alexandra

Clare McConnell as Carrie

Nina Kiri as Liane

Jim Watson as Andy

Varun Saranga as Garth

Albert Chung as John

Heather Dicke as Maria

Tameka Griffiths as Cleo

Juno Rinaldi as Principal

Sienna Singh as Helena Serafina

Tanchay Redvers as Andrea Robertson

Ashleigh Rains as Gina

Mish Tam as Karaoke Woman 1

Jim Armstrong as Karaoke Man 2

Iain Reid as Iain

Brendan Halloran as Man (La Mer Karaoke)