Ever-smiling, world-class tap artist who danced her way through a dozen successful MGM musicals in the late 1930s and early 40s before retiring from the screen--save for a guest role in "The Duchess of Idaho" (1950). Typically cast as the determined hopeful whose talent and determination get her to the top, Powell was not a major actress, but she did display exuberance and a certain tongue-in-cheek charm, and her aggressive, androgynous dancing style made her as familiar a sight in top hat and tails as Fred Astaire.

Powell's best films include "Broadway Melody of 1936" (1935), which made her a