Chris finally gets to work on the Major Task Force, and immediately is faced with finding out who the turncoat is in their midst.

Cast: Tyne Daly, Sharon Gless, Al Waxman, Martin Kove, Sidney Clute, Harvey Atkin, Robert Hegyes, John Karlen, Merry Clayton, Paul Mantee, Tony La Torre, Richard Romanus, Sal Viscuso, Caroline McWilliams, Richard Bradford