Sam
Susan is a filmaker working on a documentary about subway suicides at Mexico City. Roberto is an illegal mexican inmigrant that works cleaning windows at New York. Roberto meets Susan and they start hanging out, sharing their own experiences.
UN Diplomat (uncredited)
Wife and mother Valerie Plame has a double life as a CIA operative, hiding her vocation from family and friends. Her husband, Joseph Wilson, writes a controversial article in The New York Times, refuting stories about the sale of enriched uranium to Iraq, Then Valerie's secret work and identity is leaked to the press. With her cover blown and other people endangered, Valerie's career and personal life begin to unravel.