WHERE : 

Belle - Asami
Beast - Korra

Gaston - Mako
LeFou - Bolin
Maurice - Hiroshi 

Lumiere - Varrick
Babette - Zhu Li
Cogsworth - Tenzin
Wardrobe - Pema
Mrs. Potts - Jinora or Suyin
Chip - Meelo

Enchantress - Opal
Enchantress (In Beggar Woman Form) : Toph
Madame (originally, it was Monsieur; the guy that Gaston goes to for help) D’Arque - Lin