Watch the Full Promo for the DCTV Crossover

The full promo for the DCTV crossover has been released. The crossover features stars from Arrow, The Flash, Supergirl and DC’s Legends of Tomorrow all coming together for Barry and Iris’ wedding.

Entitled, “Crisis on Earth-X”, “Barry (guest star Grant Gustin) and Iris’s (guest star Candice Patton) wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. All of the superheroes band together with help from their super friends like Citizen Cold (guest star Wentworth Miller), The Ray (guest star Russell Tovey), Felicity Smoak (Emily Bett Rickards), Iris West and Alex Danvers (guest star Chyler Leigh) to take on their most formidable villains yet. Earth’s mightiest heroes — Green Arrow (Stephen Amell), Supergirl (guest star Melissa Benoist), The Flash (guest star Grant Gustin) and White Canary (guest star Caity Lotz) — lead their teams into battle to save the world.”

The crossover event begins Monday November 27th with Supergirl and Arrow and concludes November 28th in The Flash and DC’s Legends of Tomorrow.