Secret People is a 1952 British drama film, directed by Thorold Dickinson and produced by Sidney Cole for Ealing Studios, with a screenplay from Thorold Dickinson, Wolfgang Wilhelm, Joyce Carey and Christianna Brand. Secret People stars Valentina Cortese, Serge Reggiani and Audrey Hepburn and premiered in the U.K. on 8 February 1952. The film provided Audrey Hepburn with her first significant film role, leading to her big breakthrough in Roman Holiday.

Plot

In 1930, Maria Brentano (Valentina Cortese) and her younger sister Nora (Audrey Hepburn) flee to London as their father is about to be executed by his country's dictator. Seven years later, Maria unexpectedly meets Louis (Serge Reggiani), her childhood sweetheart, who is engaged in a plot to assassinate the dictator. Maria is persuaded to play an active part in the plan, but it all goes horribly wrong when the bomb they plant kills an innocent waitress, causing Maria much distress.