Possible Clues:

• Musketeer that smells nice, according to Estée Lauder
• One of the Three Musketeers is the sheepish one
• One of Dumas's Musketeers
• 'The Man in the Iron Mask' role for Jeremy Irons
• Literary duelist
• Pal of D'Artagnan
• Weapon is protecting a musketeer
• Partner of Porthos
• Final answer in 'Slumdog Millionaire'
• Popular fragrance