'This Is Us': See Jack's Brother Nicky in 'Vietnam' Sneak Peek (PHOTOS)
In newly-released photos for the October 16 episode "Vietnam," fans get their first glimpse at Jack's younger brother Nicky, played by Michael Angarano (Will & Grace, I'm Dying Up Here). We'll also hear the tragic story of how Jack lost his brother in the war, and how that transformed him into the person he was when he met Rebecca (Mandy Moore).
Click through the sneak peek images above, and don't miss the all-new episode on Tuesday.
This Is Us, Tuesdays, 9/8c, NBC