Grant Gustin & Chris Klein Film as The Flash & Cicada in Vancouver!

Grant Gustin is getting to work!

The 28-year-old actor was spotted on the set of The Flash on Tuesday (November 20) in Vancouver, Canada.

PHOTOS: Check out the latest pics of Grant Gustin

There was also the appearance of Chris Klein as the season’s villain, Cicada!

Elseworlds is the fifth annual Arrowverse crossover event set to begin on December 9. The event will introduce Batwoman (Ruby Rose) and Lois Lane (Elizabeth Tulloch) to the universe, as well as the fictional Gotham City.

In the crossover, Green Arrow, Flash, and Supergirl are drawn to Gotham City to confront Dr. John Deegan over his work at Arkham Asylum.