Near a small English village, a scientific team is conducting experiments with magnetic fields, the results of which may have military applications but the intensification of which seem to be connected to UFO reports, a series of murders, an enormous insect egg, and a strange visitor with exceptional scientific knowledge.
as Gil Graham
as Michele Dupont
as Smith
as Dr. Laird
as Brigadier Cartwright
as Jimmy Murray
as Mrs. Tucker
as Insp. Burns
as Helen Forsyth
as Gerard Wilson
as Jane Hale
as Gillian Betts
as Mrs. Hale