Mark, Steve, et al, investigate a string of the so-called ""Casanova"" murders. Dr. Sloan loses his detached perspective when the killer begins calling Mark.
Quest roles:
Frank Novak(Cab Driver / Cop), Kurt Fuller(Walter Litvak), Roger Hewlett(Roy), Michele Scarabelli, Gregory Itzin(Andrew King), Ellen Crawford(Mrs. Underwood), Christopher B. Duncan(Bobby Scott), John Schneider(Michael Dern), John F. O'Donohue(Jail Guard), David Dunard(Station Owner Bill), Charles Rahi Chun(Colleague), Lance E. Nichols(Car Jacker), Greg Benson(Reporter), Mary Ingersoll(Reporter), Harley Zumbrum(Pool Hall Owner)