He studied in the United States but in the mid-1940s returned to Cuba, where he worked as a music archivist in a television station and participated in Communist Party activities.[1] After the Cuban Revolution he became a founding member of the Cuban Film Institute (ICAIC) and directed its weekly Latin American Newsreel.

[2] One of his most famous works, the short Now (1964) about racial discrimination in the US, mixed news photographs and musical clips featuring singer/actress Lena Horne. Other well-known works included the anti-imperialist satire LBJ (1968) and 79 Springs (1969), a poetic tribute to Ho Chi Minh. In 1968, he collaborated with Octavio Getino and Fernando E.