S6, E13: Mark helps an old nemesis escape a forced retirement by Capt. Newman by investigating a murder which resembles the work of the "Clown Killer.".
Starring Jack Klugman, Jim O'Heir, Martin Kove
S6, E13: Mark helps an old nemesis escape a forced retirement by Capt. Newman by investigating a murder which resembles the work of the "Clown Killer.".