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).
First Air Date : 2012-10-10
Last Air date : 2020-01-28
Runtime : 57 minutes
Genre : Crime, Drama, Action & Adventure
Cast : Stephen Amell, David Ramsey, Katie Cassidy, Rick Gonzalez, Katherine McNamara, Juliana Harkavy
Crew : Mark Bunting (First Assistant Director), Beth Schwartz (Executive Producer), Marc Guggenheim (Consulting Producer), Greg Berlanti (Executive Producer), Blake Neely (Original Music Composer), Ken Shane (First Assistant Director)
Quality : 
Subtitles :
- Season 7 : Episode 12018-10-15
- Season 7 : Episode 22018-10-22
- Season 7 : Episode 32018-10-29
- Season 7 : Episode 42018-11-05
- Season 7 : Episode 52018-11-12
- Season 7 : Episode 62018-11-19
- Season 7 : Episode 72018-11-26
- Season 7 : Episode 82018-12-03
- Season 7 : Episode 92018-12-10
- Season 7 : Episode 102019-01-21
- Season 7 : Episode 112019-01-28
- Season 7 : Episode 122019-02-04
- Season 7 : Episode 132019-02-11
- Season 7 : Episode 142019-03-04
- Season 7 : Episode 152019-03-11
- Season 7 : Episode 162019-03-18
- Season 7 : Episode 172019-03-25
- Season 7 : Episode 182019-04-15
- Season 7 : Episode 192019-04-22
- Season 7 : Episode 202019-04-29
- Season 7 : Episode 212019-05-06
- Season 7 : Episode 222019-05-13
