A volatile new isotope that is created in the Foundation is guarded by Michael and KITT. A feared international terrorist plans to steal it during a layover in Chicago, and intercepts Michael with "The Juggernaut," a specially designed mobile battering ram

RC3....................Peter Parros
Nordstrom..............John Considine
Hower..................Nicholas Worth
Marta Simmons..........Pamela Susan Shoop
Jennifer Knight........Mary Kate McGeehan
Frank..................Richard Fullerto