FBI Girl

FBI Girl is a 1951 crime film about a female FBI employee who becomes involved in government plot involving corruption and murder. The film was directed by William A. Berke, and stars Cesar Romero, Margia Dean, Audrey Totter and George Brent. It was made by Lippert Pictures.

Shirleys fiancee happens to be Chercourt. She is asked to go undercover, carrying a walkietalkie, as Blake and Chercourt are still trying to get their hands on the right file so that the fingerprints can be destroyed. Grisby surrenders when the feds arrive. Blake tries to flee on a speedboat, but is shot down.

Source: Wikipedia