Possible Clues:

• Dancer Charisse
• Charisse of 'Silk Stockings'
• Charisse of 'Brigadoon'
• Gene's 'Brigadoon' co-star
• Fred's 'Silk Stockings' co-star, 1957
• Charisse of 'Singin' in the Rain'
• Gene's "Brigadoon" partner
• Charisse of “Brigadoon”
• Charisse of Old Hollywood
• Film dancer Charisse