Reuben Collins

The daughter of a slain police informant challenges the department to act as if her father had been a murdered officer.

Keller unwittingly leaks information to his neighbor (Brenda Vaccaro), a professional killer; guest Barry Sullivan.

The efficiency of Stone's new superior hampers efforts to catch a psychotic killer; guest Patrick O'Neal.

Stone faces a vicious youth gang which has committed 42 acts of violence, including murder, in two months.

A prisoner refuses to fight for his innocence even after new evidence appears to clear him; guest John Rubinstein.

A jewel-studded dog collar turns out to be more than just decoration; guest George Dzundza.