CBS has released a behind the scenes look at the upcoming Supergirl and The Flash crossover episode titled “World’s Finest” starring Melissa Benoist as Supergirl and Grant Gustin as The Flash.
The cast of the episode talk about the upcoming crossover and it sounds like they had a ball; Gustin described filming the episode as “on the set of the Supergirl/Flash crossover in a nutshell. Puppies, absurd high fives with@melissabenoist, lots of coffee & meeting many many fans, including@thefredsavage and his kids.”
In “Worlds Finest,” Kara gains a new ally when the Flash arrives from an alternate universe and helps her fight the Silver Banshee and Livewire in exchange for her helping him return home.
“Worlds Finest” airs Monday, March 28 at 9 p.m. on CBS.