Possible Clues:

• Kay of "Rich Man, Poor Man"
• Emmy winner Kay
• Kay of 'Rich Man, Poor Man'
• Kay of "Breezy"
• 'Breezy' co-star Kay
• Film actress Kay (who has an apt-sounding last name)
• Kay of ''Rich Man, Poor Man''
• “Breezy” star, 1973
• Actress Kay of 'Breezy,' 1973
• Kay of 'Fast-Walking'