![Philip Stone](http://image.tmdb.org/t/p/w92/2thWE9JSWeYj1Oea0uwNtF8ntrJ.jpg)
University lecturer Neil Tannahill is drawn into a sinister conspiracy involving secretly-stored Soviet nuclear waste at a remote British nuclear facility after receiving an enigmatic note from legendary atomic scientist and one-time former head of "Doomwatch" (the infamous Scientific watchdog group of the seventies), Dr Spencer Quist.