Based on the brief life of the Mexican composer of the famous waltz, "Over the Waves" ("Sobre las Olas"), Juventino Rosas.
| Actor | Role |
|---|---|
| AAdolfo GirónJuventino Rosas | Juventino Rosas |
 Carmen GuerreroMargarita | Margarita |
 René CardonaRaúl | Raúl |
 Emma RoldánMamá de Margarita | Mamá de Margarita |
 Joaquín CossApolinar | Apolinar |
| LLuis Sánchez TelloManuel | Manuel |
| PPaco MartínezPapá de Margarita | Papá de Margarita |
| RRosita ArriagaMamá de Juventino | Mamá de Juventino |
| JJesús Graña1ª Vagabundo | 1ª Vagabundo |
 Carlos López2ª Vagabundo | 2ª Vagabundo |
 Armando Arriola(uncredited) | (uncredited) |
 Raúl de Anda(uncredited) | (uncredited) |
| EEduardo Landeta(uncredited) | (uncredited) |
| PPepe Martínez(uncredited) | (uncredited) |
| JJesús Melgarejo(uncredited) | (uncredited) |
 Ramón Peón(uncredited) | (uncredited) |
| AAlfonso Sánchez Tello(uncredited) | (uncredited) |
| MManuel Sereijo(uncredited) | (uncredited) |
| MMax Urban(uncredited) | (uncredited) |
| AAlfredo Varela(uncredited) | (uncredited) |