Rilis: Jan 01, 1966
Runtime: 1:47:31 menit
Genre: Cerita Fiksi
Bintang Aktor: Francisco Amorós, Flor de Bethania Abreu, Julián del Monte, Fernando Lacaci, Joaquín López Díaz, María Victoria Muela
Crew: Antonio de Lara (Director), Antonio de Lara (Writer), Isaac Asimov (Novel), Magí Torruella (Director of Photography)