Cocoon / Кокон (1985)

The aliens, who visited Earth left at the bottom of one of the pools, located near the nursing home, the cocoon of life. Old people do not even suspect that next to them is a miracle, while a few of them ventured to swim in a strange pool. Immediately after that, they felt an incredible inflow of energy. Then they decided to learn the secret of the magic pool and found him on the bottom of the cocoon, which is a repository for the sleeping alien creatures. Soon the aliens returned to Earth and saw the pool intruders. However, they are not afraid of them and even invited the old men to fly them to the planet...