The inhabitants of Ganymede need to find mates from another world or they will become extinct. They soon discover a suitable breeding stock amongst the females of planet Earth.
| Release Date | December 31, 1965 | |
|---|---|---|
| Status | Released | |
| Original Title | The Night Caller | |
| Runtime | 1h 25min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | Armitage Film Productions Ltd | |