Possible Clues:

• "The Color Purple" heroine
• 'The Color Purple' woman
• Whoopi's first leading film role
• Sister in "The Color Purple"
• Role in 'The Color Purple'
• "The Color Purple" sister
• Whoopi's breakout role in 'The Color Purple'
• Nettie's sister in 'The Color Purple'
• Whoopi's first movie role