Tom Patrick Stephens

The POI team's war with HR nears a boiling point when Finch receives 38 numbers at once from The Machine. He discovers they are connected to an unknown player who is inciting an all-out war between the crime organization and the Russian mob. Meanwhile, a window into Carter's past is seen through flashbacks with her son's father.

A deadly massacre, thought to be sparked by Joe Carroll, leads Ryan and Mike into very dangerous territory. But as more details are revealed, they realize another leader might be on the rise. Meanwhile, Joe continues to train the Korban cult and confirms his new plans with Emma and those who doubt him.

When a computer sting uncovers the possible mole in the CIA arms smuggling ring, Elizabeth's questioning of the suspect makes her think that a larger, more dangerous force is behind the operation. Also, Henry worries that the doomsday cult is drugging his embedded operative, and Elizabeth and her State Department staff come up with an unorthodox approach to solving black rhino poaching in Namibia. (TV-14 L, V)

Hank and Divya treat a professional competitive eater, as well as a local amateur, who also happens to be Jill's brother. Guest Stars: Kyle Howard, Anna George, Ajay Mehta, Ben Shenkman, Ernie McGillicuddy

When Jill's chess-obsessed nephew gets kicked out of camp for fighting, Hank realizes Luke may be suffering from more than just teenage hormones. Guest Stars: Kyle Howard, Anna George, Ben Shankman, Ernie McGillicuddy, Alexa Vega.