CIA agent Eva Geller is played by Michelle Monaghan. The series also stars Melinda Page Hamilton, Wil Traval, Fares Landoulsi, Dermot Mulroney, and Beau Bridges.
Messiah was created by Michael Petroni (who wrote the screenplay for The Book Thief), directed by James McTeigue (V for Vendetta) and Kate Woods, and executive produced by Petroni, McTeigue, Andrew Deane (The Double), Mark Burnett, and Roma Downey.
According to LightWorkers (the production company helmed by Roma Downey and Mark Burnett), Messiah will reveal the truth of the mysterious visitor through multiple character perspectives, including that of an Israeli intelligence officer (Tomer Sisley), a preacher from Texas (John Ortiz) and his daughter (Stefania LaVie Owen), a Palestinian refugee (Sayyid El Alami), and a journalist who is covering the story (Jane Adams).