Season one

Main Cast

 * Ryan Stoker as the Narrator
 * Ben Crisp as Detective Sergeant Deoj Istow
 * Tess O'Flaherty as Detective Corporal Quani Andrews
 * Maree Ackehurst as Lieutenant Tyna Gray
 * Rebekah Rimington as Lieutenant Michelle Richards
 * Marlon Dance-Hooi as Captain Ben Gang

Recurring Cast

 * Cheryl Douglas as Sergeant Zira Rapnin
 * Leona Hermann as Inspector Hilary Jackson
 * Belinda Bishop as Recruit Neira Calvorn
 * Corinna Di Niro as Detective Inspector Xenyx Quilbyss
 * Damian Rieck as Private Caro Ahjin
 * Adrian Crawford as Commander P’Ihan Hommins