A corrupt cop gets in over his head when he tries to assassinate a beautiful Russian hit-woman.
While trying to expose corruption and greed, television reporter Edison Carter discovers that his employer, Network 23, has created a new form of subliminal advertising (termed "blip-verts") that can be fatal to certain viewers.
What appears to be a cut-and-dried case of murder of an aging one time showgirl on Hampstead Heath by her lover is complicated by several factors, including a far more respectable paramour, and her insistence that a great inheritance was due her that nobody can verify.
An English spy (Tom Adams) guards a Scandinavian scientist (Karl Stepanek) who has sold an anti-gravity device to each side.