A man thinks he's being cheated and hires a detective to watch over his wife on a cruise, but she hires a singer to impersonate her.
| Actor | Role |
|---|---|
 Libertad LamarqueMecha Garay | Mecha Garay |
 Juan José MiguezOscar Vergez | Oscar Vergez |
 Enrique de RosasMario Castro | Mario Castro |
 Bertha MossElvira Peña de Castro | Elvira Peña de Castro |
 Ernesto RaquénNot listed | Not listed |
 Carlos CastroNot listed | Not listed |
 Julio RenatoNot listed | Not listed |
 Miriam SucreNot listed | Not listed |
| EElena ZucottiNot listed | Not listed |
| AAmelia SenisterraNot listed | Not listed |