Killer Santa Images from Tonight's American Horror Story: Asylum

Tonight, an all-new American Horror Story: Asylum will be unleashed and FX has released a pair of new images from the holiday-themed episode, entitled "Unholy Night."  Ian McShane guest stars; read on for the synopsis!

December, 1962: A killer who dresses as Santa is on the loose. December, 1964: It's a not-so-jolly Christmastime at Briarcliff, and Sister Mary Eunice is organizing a Christmas party. Frank, stunned at what he has done, has an awakening of conscience, and vows to make things right. Sister Jude (Jessica Lange) , emboldened by her recent discovery, is also determined to turn the tables. She returns to Briarcliff for a confrontation with Sister Mary Eunice and the demon that dwells within her... and eventually finds an unlikely ally. But the murderous Santa is an inmate at Briarcliff... and Sister Mary Eunice thinks it's time for him to come out and play.

The episode airs at 10pm.