Lead | [s10e15]

In the episode ( Season 10, Episode 15 ) of Law & Order: Special Victims Unit , the series delivers a high-stakes legal thriller that is most notable for the dramatic return of ADA Alexandra Cabot ( Stephanie March ) after years in the Witness Protection Program. Plot Breakdown

The investigation leads to Jeff Lynwood , an intellectually disabled young man and former victim of Keppler. While he initially seems unfit for trial, the case shifts from a simple murder investigation into a corporate exposé.

Dr. Huang discovers that Jeff’s disability and violent behavior were caused by severe lead poisoning from chewing on toy cars as a child. In a bold move, Cabot calls the toy company's CEO to the stand, forcing a deal that ensures Jeff receives lifelong specialized care in exchange for avoiding criminal charges for the company. Key Episode Details Information Director David Platt Guest Stars [S10E15] Lead

A pediatrician, Dr. Gilbert Keppler, is convicted of sexually assaulting his young patients. Following his trial, he attempts to sue the NYPD and the medical center, claiming they didn't stop him soon enough.

Keppler is found brutally murdered in his apartment shortly after. Detectives Benson and Stabler are stunned to find Alex Cabot at the scene, marking her first appearance since Season 6. In the episode ( Season 10, Episode 15

Alexandra Cabot (Stephanie March) returns to the D.A.'s office

Watch a detailed recap of the episode's courtroom maneuvers and the science behind the lead poisoning revelation: Key Episode Details Information Director David Platt Guest

John Gallagher Jr. (Jeff Lynwood), David Thornton (Lionel Granger)