María Antonia, Beatriz and Leonor are three classmates who are anxiously awaiting the celebration of their 15th birthday. However, each of them will have to cope with their complicated personal situation.
Martha Mijares
as Beatriz
Teresa Velázquez
as Leonor
Maricruz Olivier
as María Antonia
Roberto Cañedo
as Esteban de la Barrera, Beatriz's father
Rita Macedo
as Teresa, Beatriz's mother
Raúl Farell
as Federico
Miguel Manzano
as Ramón Jiménez, Leonor's father
Ofelia Guilmáin
as Carmen, Leonor's mother
Héctor Godoy
as Sergio
Pilar Pellicer
as Olivia
Alfonso Mejía
as Pancho
José Luis Jiménez
as Don Pedro, María Antonia's mother
