This musical comedy tells the story of two men whose friendship (whose beginning is told in "A toda máquina") is affected by assumptions love triangles and misunderstandings between the two, however, the value of that friendship overcomes all difficulties.
Pedro Chávez Pérez

Luis Macías Valadez

Marianela

Ruth

Doña Angustias
Don Antonio
Comandante
Señor Cura

Yolanda

Pretendiente de Marianela (uncredited)
Secuestrador (uncredited)
Madre de Ruth (uncredited)
Hijo de Angustias (uncredited)
Comandante (uncredited)
Doctor (uncredited)
Viejita (uncredited)
Delegado (uncredited)
Motorista multado (uncredited)
General (uncredited)

Sirvienta de mamá de Ruth (uncredited)
Anciana afuera de iglesia (uncredited)
Dueña restaurante (uncredited)
Gerente de hotel (uncredited)
Conductor ebrio (uncredited)
Chonita (uncredited)