Possible Clues:

• 'Gigi' star
• Leslie of 'Gigi'
• Leslie of "Gigi"
• Astaire's 'Daddy Long Legs' co-star
• 'Gigi' star Leslie
• ''Gigi'' star
• Leslie of 'Gigi' and 'Lili'
• Grant's "Father Goose" co-star
• 'The L-Shaped Room' star
• Wheeler whose UK Blak album went Top twenty