Hiram Delgado

In the season two premiere, Bright finds his personal life in disarray after his sister’s shocking actions in last season’s finale. Now, he has to "take care" of her and protect his mother, Jessica, from a secret that could tear the family apart all over again. To distract himself, Malcolm takes on a new case and must find the killer behind a recent beheading in the city…and the only person he can turn to for help with the case is his father. Meanwhile, Martin returns to Claremont to a surprise new roommate (guest star Michael Chernus) and JT faces discrimination while on the job.

Malcolm, still reeling from the latest events with Ainsley, focuses on the next case, in which a famous plastic surgeon is murdered. Meanwhile, Martin gets a new job working in the infirmary with resident MD Dr. Vivian Capshaw (Zeta-Jones). Then, Jessica is surprised to learn her younger sister is in town. Catherine Zeta-Jones joins as series regular; Alan Cumming guest-stars.

Max advises a young student at a science fair but encounters legal complications with her brilliant invention. Bloom encourages Dr. Shinwari to be more aggressive in the ED. Iggy gets a lesson in humility. Brantley has a surprise for the staff.

In the aftermath of a deadly attack on the White House, Elizabeth tries to keep a major nuclear disarmament deal from falling apart while a manhunt for the attackers brings D.C. to a halt. For advice, Elizabeth turns to former secretaries of state (guest starring as themselves) Madeleine Albright, Hillary Clinton and Colin Powell, on the fifth season premiere.

Captains John Abraham and Maya Dobbins head to a war zone when they are assigned to opposite sides of the courtroom in the case of Marine charged with abandoning his post during combat, resulting in the deaths of three soldiers. Also, Major Trey Ferry must iron out a diplomatic spat, and Lt. Harper Li works to balance her duties to the Corps with planning her wedding.