Arrow Season 7 Episode 9
With Oliver and Barry still stuck in the other’s bodies, the two get a lead on John Deegan and head to Gotham City with Supergirl to figure out why their reality has changed. While there, they meet the mysterious Kate Kane who provides them with information that leads the group to Arkham Asylum.
The crossover starts on The Flash S05E09 Elseworlds (I) and concludes on Supergirl S04E09 Elseworlds (III).
Serie: Arrow
Director: James Bamford
Guest Star: Bob Frazer, Carlos Valdes, Cassandra Jean Amell, Danielle Panabaker, Grant Gustin, Jeremy Davies, John Barrowman, John Wesley Shipp, LaMonica Garrett, Liam Hall, Melissa Benoist, Ruby Rose, Sea Shimooka, Tom Cavanagh