On television, she took roles in notable telenovelas and miniseries as Paraíso, Louco Amor, Dona Beija, Mandala,[1] Vale Tudo, Vamp,[2] Engraçadinha... Seus Amores e Seus Pecados,[3] Memorial de Maria Moura, Alma Gêmea[2] and Insensato Coração.

[2][4] but she is best remembered by the performance as the bitchy and envious Gláucia in A Gata Comeu, one of her greatest hits.

[2] Seidl was revealed on the Silvio de Abreu's telenovela Jogo da Vida.

[11] In 2017, Bia Seidl signs with RecordTV to play Débora, one of the main characters in Apocalipse.

[3][13] Bia Seidl has two children: Miranda, with actor Sérgio Mastropasqua, and the theater producer Daniel.