Olivia Nikkanen

Charles grows increasingly suspicious of a colleague’s intentions. Lenox crosses a line to protect a patient. Hannah and Archer treat a soon-to-be father battling cancer.

Charles races to convince a patient to accept treatment before it’s too late. Frost bonds with a young girl battling immunodeficiency. Lenox makes a chilling discovery.

Will's latest case - which could net the firm millions - hangs in the balance as Alicia navigates Louis Canning's attempts to delay a deposition crucial to Will's argument. Michael J Fox and T.R. Knight guest star.

As Kitty searches for a teenage runaway, Sherlock and Watson investigate the murder of a brilliant bioengineer; Joan makes a decision that she fears will impact Sherlock negatively.

Chalky heads in a new direction; Margaret finds herself in a quandary; Nucky hosts a prospective partner from Boston; Luciano and Siegel meet with Narcisse in Harlem; in 1884, young Nucky flirts with a girl.