Chuck and Ned deal with the shocking return of someone from their past; Emerson and Olive investigate the death of a lighthouse keeper.

Hoping to boost Mark’s confidence, Tim and Jill put him into a karate class. However, a boy starts bullying Mark, leading to a fight between Jill and the boy’s mother!

Malcolm receives a check for $10,000. After Hal and Lois find out, they decide to keep the money and spend it on something for themselves. However, when Dewey overhears this,…

After Caleb is released from custody, he must make some decisions about the Newport Group, and his decisions don’t sit well with Kirsten. Seth is determined to win back Summer’s…

Ryan decides to go and invite his mother to his graduation party. Taylor and Summer work together to try and find out what Seth is hiding, but Summer ends up…

Sam hires a new bar manager that everyone seems to like, then learns how low Rebecca has sunk in her pursuit of new employment.

Grissom and Catherine investigate the apparent violent death of a woman found in a sandbox. Warrick and Sara are called to a crime scene to investigate a shooting, which initially…

The hospital suffers through a series of power outages. Carol’s decision to send Doug a fax about her pregnancy is thwarted by the power outages. The staff is on alert…

Benton’s attempts to get away to Carla and Reese on Christmas Eve are continually thwarted by Romano, culminating in Benton forcing the drunken Romano away from a patient. Carter believes…

Carter and Lucy are discovered and the staff struggles to save them and go on with normal patient care.

Kovacs stops to help a woman and her son whose car broke down. Steve is getting close to Alex, and Sam panics. Abby is looking for her letter whether to…

Carter engages in competition with new surgical resident-in-training Dale Edson upon learning that residents will be evaluated and graded; only the top ones advancing to second year. It doesn’t help…

Carter gets his first patient…and loses him. Susan’s feud with Kerry Weaver intensifies when Weaver demands all of Susan’s procedures be cleared with her. Chloe abandons Little Susie again for…

Dr. Carter, Abby and other staff of the ER are quarantined as the CDC investigate a mysterious, deadly outbreak.

Doug treats a dying 17-year old cystic fibrosis patient who doesn’t want to be resuscitated. Carter gets to operate Benton.

While on their helicopter flight rotation, Mark and Susan find an injured family of four who they bring to the ER.

Lewis faces a hectic first day back at County General. Benton and Roger become frantic when they can’t locate Reese. Carter’s grandmother is brought to the emergency room. Carter and…

Carter is overwhelmed by patients from a rock concert riot. Benton’s former girlfriend is killed in a car accident. Newly promoted to chief resident, Chen panics and misdiagnoses a patient….

Carter finally works up enough nerve to ask Del Amico out. Jeanie tries to help Scotty decide whether to undergo an experimental treatment and Benton takes unexpected action during an…

Jeanie believes she’s been fired because she has HIV and fights her dismissal.

Peter refuses to sleep, despite Hicks’ order, in the middle of a 48-hour shift. His lack of sleep catches up with him when he is supposed to be watching his…

Carol worries about a Russian girl with AIDS who’s brought in and then abandoned by her foster mother. Kayson asks Susan to be his Valentine. Deb accidentally consumes LSD-laced chocolates.

A day’s worth of trauma takes its toll on the men and women of the ER. Dr. Greene looks into leaving the ER and joining private practice. Among other events,…

Weaver, Kovac, and the other doctors work frantically to try to save Jerry and a pregnant Abby, who were both critically injured during the shootout that left the ER in…

Neela is upset when she finds out Abby’s good news second hand; the new chief, Catherine Banfield, and Abby disagree on how to treat a gunshot wound victim; Abby defends…

When a Marine known for his practical jokes is found dead on Halloween Eve, the NCIS team discovers that the victim’s “good-natured” pranks may have inspired ghoulish retribution. Meanwhile, Ziva…

Holt is wary when Wuntch lets Jake work his dream case, worried that she is setting him up to fail. Back at the precinct, Amy, Rosa and Gina help Terry…

Larry is continually thwarted in his effort to buy a bracelet as a peacemaking gift for Cheryl.

Jerry tries to make two show dates and afterwards go to the movie theater to meet everyone. George gets in the wrong line for tickets. George, Elaine & Kramer decide…