Notorious is an American 1946 thriller film directed and produced by Alfred Hitchcock, and starring Cary Grant, Ingrid Bergman and Claude Rains as three people whose lives become intimately entangled during an espionage operation.
Alicia Huberman (Ingrid Bergman), the American daughter of a convicted Nazi spy, is recruited by government agent T. R. Devlin (Cary Grant) to infiltrate a group of Germans who have relocated to Brazil after World War II. (wiki)