Ivan Mok

In the 100th episode, Sheldon gets an odd request from an old friend, Paige (guest star McKENNA GRACE). Meanwhile, George and Mary are caught in the middle of Meemaw and Dale’s breakup, and Georgie comes clean to Mandy.

Sheldon makes friends with his dorm neighbors. Meanwhile, George Sr. learns his job is in jeopardy.

A secret brings Elizabeth and Paige together, while, in Moscow, Oleg’s own secrets put him under KGB suspicion. A new twist in the Morozov operation creates an opportunity that changes everything.

As Philip and Elizabeth struggle to contain the risks from Paige's growing relationship with Matthew Beeman, the Centre sends them on an operation unlike any they've ever had before, straining their family and marriage to its limits.

The riveting season finale of The American s finds Philip and Elizabeth racing against the clock as a life hangs in the balance, while Stan faces an uncertain future.

Philip and Elizabeth receive surprising news about Henry -- and shattering news about a past operation. Stan might be falling in love, but Philip wonders if something darker is going on.