• Laura Luz as Mila, a student from São Paulo in Universe 1S34T ("Home"), and Elis Olena's daughter. • Luz also portrays Ludmila, an alternate version of Mila from Universe D07P8 ("Institute"). •
Malu Mader as Elis Olena, the mother of Mila and a target of the Operators. • Mader also portrays an alternate version of Elis in Universe D07P8 ("Institute"), a professor at the alchemical institute. In "This Might be my Last Message" it is revealed that Operator Zero is another version of Elis. • Yuki Sugimoto as Juliana, a student at the alchemical institute. • Sugimoto also portrays Ju, an alternate version of Juliana from Mila's home universe. • Dani Flomin as Pierre, a student at both Mila's school and the alchemical institute who's witnessed an astronomical event that enabled him to inhabit any of his alternate consciousnesses across the multiverse. • Flomin also portrays an alternate version of Pierre from Mila's home universe. • João Victor as Vinícius, a student at the alchemical institute and a friend of Juliana's. • Victor also portrays an alternate version of Vinícius in Mila's home universe. • Rafaela Mandelli as Verônica, the dean of the alchemical institute. • Mandelli also portrays an alternate version of Verônica from Mila's home universe, the principal of her school, and an Operator version. • Felipe Montanari as Bóris, a professor at the alchemical institute. • Montanari also portrays an alternate version of Bóris from Mila's home universe, a teacher at her school, and an Operator version. • Danilo de Moura as Domênico, a teacher at Mila's school. • De Moura also portrays an alternate version of Domênico, a teacher at her school, in the alchemical institute universe. • Amanda Lyra as Ilka, a professor at the alchemical institute. • Jader Januario as Felipe, a student at the alchemical institute, and the ex-boyfriend of Vinícius. == Episodes ==