Code Black

Residency Director Dr. Leanne Rorish (Marcia Gay Harden) puts her four new first year residents to work immediately on their first day at Angels Memorial Hospital, in the busiest, most notorious hospital ER in the nation.

After Christa saves a woman's life, she pleads with Neal to perform a surgery that will ensure the patient's reproductive future.

Amid the chaos and exhaustion of working 36 consecutive hours in Code Black, the doctors must deal with Margaret O'Brien (Gail O'Grady), the distraught mother of two sons who are in a devastating car accident.

A new surgical attending Cole Guthrie (Cress Williams) joins Angels Memorial with the help of his estranged father and clashes with Leanne over their contrasting approaches to medicine.

Neal clashes with his father, Dr. Peter Hudson (Daniel Gerroll), who is a neurosurgeon, over how to treat his gravely ill mother, Asra Hudson (Roma Chugani), whose mysterious symptoms force Angels Memorial to quarantine Trauma One.

Leanne must deal with the difficult decision of whether to save Tom Moreno (Michael Trucco), the police officer who helped her during her family's accident, or his shooter, who has more serious injuries.

Angus uses his background in psychology to help a woman who doesn't remember how she injured herself and others.

Christa has her busiest shift yet when she is responsible for all emergencies at Angels Memorial that occur outside of the E.R.

When the lead actor (Alton Fitzgerald White) of the musical "The Lion King" tour arrives at Angels Memorial with a throat infection, Leanne gives him a diagnosis that puts both his career and life in jeopardy.

Leanne is rattled at the thought of losing Jesse as he fights for his life after suffering a massive heart attack. Cress Williams returns Cole Guthrie.

The doctors find their own lives in danger when they arrive at the scene of a massive multi-vehicle accident on a highway covered in thick fog.

As the doctors treat patients from the chaotic multi-vehicle accident, a love triangle begins to build between Mario, Angus and Heather. Shiri Appleby guest stars.

Angus' older brother, an "all-star" ER doctor (Tommy Dewey) returns to Angels Memorial in hopes of securing a position as an attending and Christa's romantic feelings towards Neal begins to grow.

Leanne goes to a prison to finally confront the drunk driver who killed her family. Tommy Dewey, Jesse Bradford, and Jeff Hephner guest star.

The doctors are questioned following a violent incident inside the hospital that leaves two doctors gravely injured. Boris Kodjoe, Tommy Dewey, Jesse Bradford and Jeff Hephner guest star.

Christa becomes insecure in her new relationship with Neal when his ex-girlfriend, Dr. Grace Adams (Meagan Good), returns to Angels Memorial after spending a year volunteering in Haiti. Odell Beckham Jr., Beau Bridges, and Emily Bridges guest star.

Christa must put aside her personal feelings for Grace and work with her to treat Brody, (Cameron Boyce), a patient who claims to have been abused at a camp for troubled teens.

Mario confronts Angus about his Adderall abuse and Christa is surprised to learn how romantically involved Neal and Grace were before she left for Haiti. Kevin Dunn guest stars.