Csillag: Kate Reid, Barry Morse, Guy Big
Legénység: Barry Morse (Director), Don Thompson (Director), Isaac Asimov (Original Story), Patricia Cullen (Music), David Lee (Sound)
Ország: Canada
Nyelv: English
Stúdió: Ontario Educational Communications Authority (OECA), Highgate Productions
Runtime: 26 percek
Minőség: HD
felszabadított: Jan 01, 1977
IMDb: 5.7