Sam Worthington
as Dr. Sam Dash
Justine Clarke
as Dr. Eve Agius
Nicholas Bell
as Dr. Julian Sierson
Matthew Newton
as Dr. Nick Steele
Katie Wall
as Siobhan Kerry
Matthew Zeremes
as Dr. Lachie Hatsatouris
Chum Ehelepola
as Dr. Ravi Jayawardener
Christopher Morris
as Dr. Abe Wilson - Anaesthetist
Anne-Marie Mazza
as Penna (anaesthetic nurse)