
Dr. Mark Sloan is chief of Internal Medicine at Community General Hospital -- and sometime consultant to the local police department. When he's drawn into a case, he combines sleuthing and medicine to solve the crime. That crime is usually one his detective son, Steve, is working on as a member of the local police department. Dr. Sloan's medical colleagues, including doctors Amanda Bentley, Jack Stewart and Jesse Travis, are also frequently drawn into his investigations.
Mark and Steve find a common thread within three seemingly random murders in the L.A. area and must solve the mystery before a fourth is committed.
Jesse and Susan break down in a small village and are accused of murdering a man whom Susan presumed was killed years ago.
Steve and a tabloid reporter go undercover to find out who has been killing the residents of an idyllic community.
Mark helps an old nemesis escape a forced retirement by Capt. Newman by investigating a murder which resembles the work of the "Clown Killer."