An abused foster child (Jae Head), apprehended while driving a runaway van, leads the detectives to re-examine a case involving a rape victim (Sara Gilbert).
A teen named Eric admits to looking at a Web site in an attempt to curb pedophilic urges toward his stepbrother; when Eric goes missing, the stepfather (Tom Noonan) is questioned.
Detective Stabler's job and personal life intertwine when his daughter Kathleen becomes a suspect in a case; after learning that Kathleen may have an emotional disorder, he turns to his estranged mother (Ellen Burstyn) for help.
After a famous astronaut's corpse is found floating in the waters of Battery Park, detectives Benson and Stabler think the murder may be connected to a string of serial rapes; at a dead end, Stabler seeks advice from an old mentor (guest star James Brolin).
Detectives suspect a doctor of running a bogus clinic and prescribing ineffective treatment to patients who have AIDS.
While investigating the death of a teenager, detectives Elliot Stabler and John Munch discover a group of girls in a pregnancy pact.
Elliot Stabler puts his marriage at risk when he goes under cover to gain access to an animal-smuggling ring, with Olivia posing as a prostitute.
Detective Benson goes into hiding to find justice for an abused housewife (Clea Duvall), uncovering a 34-year-old unsolved murder case in the process.
A young female Marine goes missing as she is about to give birth to her rapist's child; Olivia struggles with painful flashbacks of her sexual assault.
A woman is found in Riverside Park, beaten and raped with no memory of what happened; during the investigation, Olivia must face the fact that she still thinks like a victim.
Benson and Stabler begin to question the story of a missing teenager (Ellen Woglom) who returns home after four years, claiming to have been kept as a sex slave in a concrete cell.
When the body of a 14-year-old girl is found in the Hudson River, Benson and Stabler think she was smuggled into the country by sex traffickers; in an attempt to identify her, Benson poses as a madam.
After a young girl is kidnapped, Elliot Stabler must work with a recently paroled convict to get her back.
A man is found badly beaten in a parking lot, with no memory of what happened, and detectives suspect his transgender teen may be responsible.
A pediatrician found guilty of sexually assaulting four of his patients is murdered; after three years in the Witness Protection Program, Alexandra Cabot returns.
A former dancer (Carol Burnett) is caught up in the murder of a young couple.
A mute girl is raped and beaten, and her drawing of her attacker resembles a local priest.
An artist's shocking death leads detectives to uncover a long string of murders by an elusive serial killer.
When a 2-year-old girl goes missing, her irresponsible young mother (Hilary Duff) becomes the prime suspect.
A teenager is beaten after nude pictures of her are spread throughout her high school.
A judge asks Benson and Stabler to ask a convicted serial killer about the location of his son's body.