(All times Eastern.)

The Blacklist (NBC at 8) Liz's study of a dangerous criminal starts to affect her life.

Vikings (History at 9) Tragedy hits Floki's camp, killing all hopes of bringing the community together.

Knightfall (History at 10) De Nogaret schemes to win King Philip's approval.

Premieres

The Assassination of Gianni Versace: American Crime Story (FX at 10) The second installment of Ryan Murphy's crime-story anthology focuses on the 1997 murder of the fashion designer. Hank Stuever's review, Page C1.

Corporate (Comedy at 10) A workplace comedy about life as a junior-executive-in-training at a multinational corporation.

Relative Success With Tabatha (Bravo at 10) Tabatha Coffey tries to revive failing family businesses.

Midseason premiere

Dynasty (CW at 9) Cristal's efforts to revamp her marriage are threatened by a newcomer.

Returning

The Path (Hulu streaming) After one of the people Sarah blackmailed commits suicide, she feels guilty and deserving of punishment.

Special

The Real Housewives of New Jersey Reunion (Bravo at 9) Part 1.

Late Night

Conan (TBS at 11) Molly Shannon, Aaron Sorkin, Mo Welch.

Daily Show (Comedy Central at 11) Anthony Bourdain.

Fallon (NBC at 11:34) Savannah Guthrie, Hoda Kotb, Edgar Ramirez, French Montana.

Colbert (CBS at 11:35) Ricky Gervais, Matt Czuchry, Jon Bon Jovi.

Kimmel (ABC at 11:35) Bill Maher, Lauv.

Corden (CBS at 12:37) Kyra Sedgwick, Ed Helms, Lena Waithe, Stefflon Don.

Meyers (NBC at 12:37) Sean "Diddy" Combs, Luke Evans, Nicole Sullivan, John Stanier.

Sarah Polus