Secret City is an Australian political thriller television series based on the best-selling novels The Marmalade Files, The Mandarin Code, and The Shadow Game by Chris Uhlmann and Steve Lewis.

The sequel storyline is a departure from the books written by Uhlmann and Lewis, who joined the series as story consultants.

Secret City Beneath the placid facade of Canberra, amidst rising tension between China and the United States, Canberra press gallery journalist Harriet Dunkley (Anna Torv) forces her way closer to the truth, uncovering a set of interlocked conspiracies which threaten her career and her life and endanger the freedom of every Australian.

[4] Secret City: Under the Eagle The story picks up with Harriet unwittingly ensnared in a military and political cover-up with Catriona Bailey's (Jacki Weaver) fingerprints all over it.

Harriet's search for the truth leads her back into Canberra's corridors of power, this time working for a maverick Independent MP.