The Trouble with Angels (1966)
Mary and her friend, Rachel, are new students at St. Francis Academy, a boarding school run by the iron fist of Mother Superior. The immature teens grow bored and begin playing pranks on both the unsuspecting nuns and their unpleasant classmates, becoming a constant thorn in Mother Superior's side. However, as the years pass, Mary and Rachel slowly mature and begin to see the nuns in a different light.
Directed by: Ida Lupino
Starring: Hayley Mills, June Harding, Rosalind Russell, Binnie Barnes, Camilla Sparv, Mary Wickes
Links: Columbia Pictures, IMDb, Movie posters, Movie stills