A US government germ warfare lab has had an accident. The first theory is that one of the germs has been released and killed several scientists. The big fear is that a more virulent strain, named The Satan Bug because all life can be killed off by it should it escape, may have been stolen.
George Maharis
Lee Barrett
Richard Basehart
Dr. Gregor Hoffman
Anne Francis
Ann Williams
Dana Andrews
Gen. Williams
John Larkin
Dr. Leonard Michaelson
Richard Bull
Eric Cavanaugh
Frank Sutton
Henchman Donald
Ed Asner
Henchman Veretti
