Harry Fowler

Norfolk villagers (John Gregson, Muriel Pavlow) oppose the British air force using their bird sanctuary for target practice.

On an expedition through outer space, five scientists from the United States and Great Britain land on the thirteenth moon of Jupiter. They find it to be inhabited by the Fire Maidens, beautiful young women and daughters of Prasus.

A kidnapper grabs a young boy and gives him a doll for comfort. However, the doll is a bomb which is set to explode tomorrow morning at ten o'clock.