When the secret notebook of a young girl who fancies herself a spy is found by her friends, her speculations make her very unpopular! Can she win her friends back?
Michelle Trachtenberg
as Harriet M. Welsch
Rosie O'Donnell
as Ole Golly
J. Smith-Cameron
as Mrs. Welsch
Eartha Kitt
as Agatha K. Plummer
Vanessa Lee Chester
as Janie Gibbs
Gregory Smith
as Sport
Robert Joy
as Ben Welsch
Dov Tiefenbach
as Boy with Purple Socks
Charlotte Sullivan
as Marion Hawthorne
Teisha Kim
as Rachel Hennessy
Cecilley Carroll
as Beth Ellen Hansen
Nina Shock
as Carrie Andrews
