WATCH THE BEST OF THE WEEK

Catch up on the best of the week with Dana Carvey, Liev Schreiber, Hailee Steinfeld and more online.

SEASON FINALE TUESDAY 10/9C

While the team struggles to save Topher's life, victims of a chemical explosion overwhelm the ER - and plunge TC into a nightmare of flashbacks.

DALLAS FINALS TOMORROW NIGHT

New Tomorrow 8/7c. With a trip to Vegas on the line, the best athletes compete in Dallas for a shot at the finals.

WATCH THE FULL SEASON ONLINE

Catch up on the hit show's first season - now available to watch for the summer!

WATCH FULL EPISODES ONLINE

Catch up on full episodes and online exclusives.

Tonight on NBC