Parker Sawyers GUS THOMPSON The A-crew mission director has a strained relationship with his dad and gave up the chance of a job back in the States to remain at Pine Gap. He soon regrets his choice.
Jacqueline Mckenzie KATH SINCLAIR The humourless deputy chief of the facility has no time for small talk and lives and breathes the job, even if that means playing second fiddle to the Americans.
Steve Toussaint ETHAN JAMES Pine Gap’s chief of facility is much more of a people person than Kath, who he views as an equal. His wife Belle (Simone Kessell) and kids made the move from the US with him.
Tess Haubrich JASMINA DELIC A new addition to A-crew, communications analyst Jasmina has put in the time at other agencies to justify her outspoken nature and willingness to question her superiors.
Stephen Curry JACOB KITTO With A-crew having mishandled the plane attack, not to mention being potentially compromised, Kath brings in cocky outsider Jacob to take charge of the team.
Mark Leonard Winter MOSES DREYFUS He doesn’t say much, but when the maths genius speaks, people listen – like when he discovers evidence of a mole. But is he just being paranoid, as is his wont?