Possible Clues:

• 'Havana' star Lena
• Actress Lena of 'Chocolat'
• Actress Lena who made her first film while still in drama school
• Big name in chemicals
• Lena of Tinseltown
• "thirtysomething" actor Ken
• Swedish actress Lena
• 'This Is Us' producer Ken
• Washington University's business school
• ''Havana'' actress