character - Dr. Antunez

character - Jefe de Acuario

character - Sr. Jackson

character - Leandro Riglos Arana

character - Paludi

character - Rafael de Piñedo

character - Ingeniero

character - Rafael Gallardo

character - Himself

character - Emilio Videla

character - Julio Zoltini

character - Sr. Vidal

character - Recitante

character - Inspector Bernárdez (segmento "Buenos Aires")

character - Don Pedro, "El Lince"

character - Octavio

character - Servando Gómez

character - Mendoza

character - Rochette

character - Ernesto Carbó

character - Amado Nervo

character - Jorge Nájera

character - Francisco Ramírez

character - Rantignat

character - Enrique Zapiola

character - Luis

character - Enrique