as August "Auggie" and
Piper Perabo as Anne Catherine "Annie" Walker.
Main cast •
Piper Perabo as Anne Catherine "Annie" Walker: a
CIA trainee who is suddenly promoted to
field operative. In addition to English, she speaks seven languages fluently and several other languages with various skill levels. •
Christopher Gorham as August "Auggie" Anderson: Annie's handler. Auggie is a CIA
military intelligence/
special ops officer who was blinded while on a mission in Iraq where he served in an Army Special Forces unit. •
Kari Matchett as Joan Campbell: a senior officer who heads the Domestic Protection Division (DPD); she is Annie's supervisor and a skilled
spymaster who was quite talented in her field days. She attended Pennsylvania State University, and her cover is that of an executive at the World Bank. •
Anne Dudek as Danielle Brooks (seasons 1–2, main; 3, recurring): Annie's older sister, who is married with two children; Annie lives in her guest house. •
Sendhil Ramamurthy as Jai Wilcox (seasons 1–3): CIA officer assigned to the DPD by Arthur Campbell. His family has a difficult history with the CIA; his father, Henry Wilcox, was formerly the CIA
Director of the National Clandestine Service (D/NCS). •
Peter Gallagher as Arthur Campbell (seasons 2–5, main; 1, recurring): D/NCS. During his time as a field operative in the late eighties, he posed as a student in
East Berlin to gather intel on the
Stasi. •
Hill Harper as Calder Michaels (seasons 4–5): CIA station chief based in
Medellin,
Colombia who is reassigned to Langley. Calder becomes the new head of the DPD after Joan is made D/NCS. •
Nic Bishop as Ryan McQuaid (season 5): The owner of a private security firm for whom Arthur Campbell works, who finds himself working alongside Annie.
Recurring cast •
Oded Fehr as Eyal Lavin (seasons 1–5): A
Mossad operative who occasionally works with Annie on her missions, and has become her confidante. The two are close, and turn to one another when in trouble. •
Noam Jenkins as Vincent Rossabi (season 1–4): an FBI agent with whom Annie must occasionally work despite their antagonistic relationship. •
Eion Bailey as Ben Mercer (seasons 1–2): Annie's ex-boyfriend, who was being targeted by the CIA, before returning to the Agency. He is hired by Arthur as a "black ops" agent. •
Emmanuelle Vaugier as Liza Hearn (seasons 1–2): A journalist with a mysterious source inside the CIA, who publishes a series of damaging articles about the Agency. •
Gregory Itzin as Henry Wilcox (seasons 1–4): The former Director of the National Clandestine Service and Jai Wilcox's father. •
Sarah Clarke as Lena Smith (season 3): Annie's supervisor in another CIA division. •
Richard Coyle as Simon Fischer (season 3): A venture capitalist and suspected
SVR spy, whom Annie is assigned to cultivate while working in Lena's division during season 3. •
Perrey Reeves as Caitlyn Cook (season 5): Ryan McQuaid's assistant. •
Amy Jo Johnson as Hayley Price (season 5): An
NCTC official who is investigating the Chicago bombing who forms a relationship with Auggie. == Development, casting, and production ==