Near the end of a very long engagement, two lovers break away from each other to cut loose and have one crazy weekend before their wedding.
| Actor | Role |
|---|---|
 Silvia PinalIrene | Irene |
 Julio AlemánProf. Antonio Dominguez | Prof. Antonio Dominguez |
 Malú ReyesLucha | Lucha |
 Héctor BonillaGenaro | Genaro |
 Guillermo RivasPaco | Paco |
| SSergio BarriosRaúl | Raúl |
 Eduardo de la PeñaBobby | Bobby |
 Alejandra MeyerProstituta | Prostituta |