13 Frightened Girls! (1963)

While attending a Swiss school for diplomats' daughters, the teenage daughter of the American ambassador uses her access to various embassies to engage in espionage.

Directed by: William Castle

Starring: Murray Hamilton, Joyce Taylor, Hugh Marlowe, Khigh Dhiegh, Charlie Briggs, Norma Varden

Links: Columbia Pictures, IMDb, Movie posters, Movie stills