Miraculous: Tales of Ladybug & Cat Noir

Ladybug: A teenage girl whose real name is Marinette Dupain-Cheng. In real life, she's sweet, clumsy and very intelligent. She's also a talented fashion designer. She has a crush on Adrien Agreste. As Ladybug, she becomes confident and serious. She's then a hero that helps defeat villains in Paris.
Cat Noir: A teenage boy whose real name is Adrien Agreste. He comes from a rich family and pays no attention to Marinette. When he becomes Cat Noir, he is rebellious, care-free and flirty, especially with Ladybug.
Tikki: Ladybug's magical pet and sidekick, who enables Marinette to transform into Ladybug. He is the Kwami of creation.
Plagg: Cat Noir's magical pet and sidekick. He is lazy and often gets his owner into trouble. He is the Kwami of destruction.
Master Fu: The keeper of the Miraculouses. He is wise and benevolent.
Gabriel Agreste: He's Adrien's abusive father and the main antagonist of the series. He's also known as Hawk Moth.
Nino Lahiffe: Hee is also known as Carapace and is Adrien's best friend. He's the DJ at the school's radio station.
Nathalie Sancoeur: Ladybug and Cat Noir's French teacher and Marinette's chaperone. She is strict but well-meaning.
Alya Césaire: Marinette's best friend and a huge fan of Ladybug. She is loyal and always ready for an adventure. She can become Rena Rouge or Rena Furtive.
Chloé Bourgeois: Adrien's rich and spoiled classmate. She is narcissistic and manipulative, but also has a soft spot for her friends. She can transform into Queen Bee.