Frank Summerscale

Theatre 625 is a British television drama anthology series, produced by the BBC and transmitted on BBC2 from 1964 to 1968. It was one of the first regular programmes in the line-up of the channel, and the title referred to its production and transmission being in the higher-definition 625-line format, which only BBC2 used at the time.

Six children are found spread through out the world that not only have enormous intelligence, but identical intelligence and have a strange bond to each other.