A physicist finds himself drawn into an investigation to track down a spy at his research station.
Marshall Thompson
Dr. Cliff Mitchell
John Loder
Major Anderson
Henry Oscar
John Manning
John Stuart
Dr. Warren
Anne Aubrey
Jill Warren
Magda Miller
Ruth
Murray Kash
Waldo
Michael Mellinger
Tony Norwood
Robert MacKenzie
Dale
Tom Bowman
Charles
Peter Elliott
Syms
Bernard Archard
Inspector
2017
2019
2023
1997
2014
2015
1985
2018
1994
2010
2005
2003
2021
1999
2000
