A murder investigation leads to a baby-food company in which a new partner (Victor Slezak) has connections to the Russian mob. Ann: Allison Janney. Rostov: Don Creech. Weaver: Bob Dishy. Packard: Michael Harney. Judge: Doris Belack.
Season 4, Episode 21
Prior to a tournament, a tennis player (Stacey Moseley) has her wrist broken; and a competitor is among those suspected of having engineered the attack. Alison: Allison Dunbar. Mitch: John Heard. Alan: John Ottavino. Stone: Michael Moriarty. Logan: Chris Noth.
Season 4, Episode 20
A search for a missing 10-year-old (Stephi Lineburg) results in an unusual kidnapping case. Arnette: Lisa Eichhorn. Siegel: Christine Baranski. Beatrice: Camryn Manheim. Judge Baum: Scotty Bloch. Sprague: Bruce MacVittie.
Season 4, Episode 19
Racial conflicts erupt when a Jewish driver (Michael Constantine) involved in a hit-and-run in Harlem is not indicted. Rev. Ott: Tony Todd. Green: Lorraine Toussaint. Judge Steinman: Susan Blommaert. Mrs. Roberts: Beatrice Winde.
Season 4, Episode 18
The killing of a star athlete's father is linked to gambling debts and threats against the player's family. Williams: Malik Yoba. Barkley: Zakes Mokae. "Papa Doc": Ray Aranha. Albanese: Richard Libertini.
Season 4, Episode 17
During a 24-hour period, Briscoe and Logan's caseload includes unrelated murders and a domestic quarrel. Hexter: Tom Riis Farrell. Mrs. Hexter: Peggy Cowles. Louisa: Kathrine Narducci. Profaci: John Fiore. Zelda: Alice Drummond.
Season 4, Episode 16
A scientist (Harris Yulin) becomes the chief suspect after his wife is the victim of a letter bomb. Weiss: Randle Mell. Patton: Bill Moor. Conners: Jennifer Van Dyck. Judge Larkin: Rochelle Oliver. Alice: Ellen Lancaster.
Season 4, Episode 15
The fatal shooting of a 14-year-old involves the son (Eric Alperin) of a former police detective (Robert Hogan). Shell: Philip Bosco. Billy: Danny Gerard. Mrs. Wojak: Pamela Blair. Ida: Marilyn Cooper.
Season 4, Episode 14
Kincaid resigns from Schiff's office because of an affair in her past. Thayer: David Groh. Gold: George Grizzard. Janet: Jane Kaczmarek. Selig: Roberta Wallach. Rudman: Kip Niven.
Season 4, Episode 13
While investigating a newborn's disappearance, Briscoe and Logan uncover a scam involving private adoptions. Debra: Angie Phillips. Dorothy: Ann Dowd. Stephen: Judson Mills. Jane: Deirdre O'Connell.
Season 4, Episode 12
A millionaire friend (Theodore Bikel) of Schiff's won't cooperate with the police following his son's kidnapping. Hastings: Leo Burmester. Jason: Reg Rogers. Watson: Vyto Ruginis. Helena: Bernadette Penotti. Schiff: Steven Hill. Briscoe: Jerry Orbach.
Briscoe and Logan try to determine if an elderly woman's demise was hastened by her granddaughter (Julie Dretzin). Maria: Denise Hernandez. Melnick: Tovah Feldshuh. Judge Barry: Doris Belack. Meadow: Michael Ryan.
The suspect in a murder case is the victim's wife, a Russian immigrant who, against her husband's wishes, took a job---and perhaps even a lover. Irina: Natalia Negoda. Nancy: Faith Prince. Nunez: Jesse Corti.
Season 4, Episode 9
A lawyer (Maria Tucci) enters a not guilty plea for a teen on the grounds that he possesses a chromosome that makes him "violently predisposed." Chris: Wil Horneff. Ms. Bishop: Helen Gallagher. Andy: James Madio.
A skeleton unearthed during an excavation turns out to be a missing corpse in a case prosecuted by Stone. Swann: Zeljko Ivanek. Beverly: Sophie Hayden. Doyle: Scott Sowers. Rafferty: Mark Tymchyshyn.
Season 4, Episode 7
After a bomb explodes, the challenge is proving that the bomber was carrying out the orders of a cult leader (Sam Robards). Burke: Lawrence Pressman. Barbara: Deena Martin. Rudolph: Tim Kelleher.
After a superintendent's body is found, the investigation centers on his son (Gabriel Olds). Mrs. McKinnon: Pamela Payton-Wright. Maureen: Lauren Ambrose. Nancy: Judy Jacksina. Hughes: Paul Collins.
Season 4, Episode 5
Briscoe (Jerry Orbach) receives a call that a wealthy man has been murdered. Helga: Viveca Lindfors. Rothenberg: Jeffrey DeMunn. Mrs. Keyes:Caroline Lagerfelt. Webber: John McMartin. Lance: Malcolm Gets.
Season 4, Episode 4
A man (Joe Seneca) who survives a shotgun blast from a serial killer later identifies his assailant from a voice recording. McCoy: James Earl Jones. Tunney: William Carden. Mary Bradley: Cecelia Hart. Stone: Michael Moriarty. Logan: Chris Noth. Briscoe: Jerry Orbach.
Season 4, Episode 3
A student charges a rock star (Sebastian Roche) with rape, but he claims that she consented to sex. Diamond: Cynthia Harris. Wayne: Avi Hoffman. Wood: Alex Wipf. Sharon: Diane Dilascio.
A homeless person (Marion Killinger) is found beaten on a block where he's been terrorizing residents. Morrissey: Denis O'Hare. Mullen: Nicolas Coster. Dr. Creighton: Kent Broadhurst. Prosky: Stephen Mendillo.
Season 4, Episode 1
A guest on a talk show is murdered. Meanwhile, the detectives have a new boss (S. Epatha Merkerson) and Stone has a new colleague (Jill Hennessy). Mason: Robert Klein. Sutton: Melissa Leo. Stone: Michael Moriarty.