Producer, director and projectionist watch an assortment of musical numbers and brainstorm about framing narrative that could contain them all.

• Alianza Cinematografica Mexicana S.A. de C.V.
• Óscar Pulido
• Manuel Valdés
• Miguel Manzano
• Joaquín Cordero
• Martha Valdés
• Luis Aragón
• Riz Ortolani
• Rina Valdarno