The CW has released the description for the Nov. 27th installment of Supergirl titled "Crisis on Earth-X, Part 1."
Head over to Supergirl Spoilers page for the latest news.
THE EPIC FOUR-WAY CROSSOVER WITH “ARROW,” “SUPERGIRL,” “THE FLASH” AND “DC’S LEGENDS OF TOMORROW” BEGINS
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 (guest star Emily Bett Rickards), Iris West and Alex Danvers (Chyler Leigh) to take on their most formidable villains yet. Earth’s mightiest heroes – Green Arrow (guest star Stephen
Amell), Supergirl (Melissa Benoist), The Flash (guest star Grant Gustin) and White Canary (guest star Caity Lotz) – lead their tems into battle to save the world.
Alex Danvers (Chyler Leigh)
Supergirl (Melissa Benoist)
Barry (Grant Gustin)
Iris’s (Candice Patton)
Citizen Cold (Wentworth Miller)
Ray (Russell Tovey)
Felicity Smoak (Emily Bett Rickards)
Green Arrow (Stephen Amell)
The Flash (Grant Gustin)
White Canary (Caity Lotz)