The primary stars of "Diary of a Mad Black Woman" are Tyler Perry, Kimberly Elise, Steve Harris and Shemar Moore. Tyler Perry wrote and starred in the film, pulling a page from Eddie Murphy's "The Nutty Professor" book and playing multiple characters in the film.
"Diary of a Mad Black Woman" is Tyler Perry's debut feature, and the first in the series of Madea films. The story centers on Helen and her husband, Charles. To the outside world, they appear to have it all, but things aren't always what they seem. Charles kicks Helen out in favor of his mistress, and Helen must learn to stand on her own two feet. She manages to do this with the help of her quirky grandmother, Madea.