Stephen Amell stars as Oliver, and is joined by principal cast members David Ramsey, Katherine McNamara, Ben Lewis, Joseph David-Jones, LaMonica Garrett and Katie Cassidy.
In the third, set in 2040, Connor Hawke has a talk with John Diggle Jr. "Welcome to Hong Kong" first aired in the United States on The CW on October 22, 2019, and was watched live by 0.77 million viewers, with a 0.3/2 share among adults aged 18 to 49.
Oliver Queen / Green Arrow wakes up in a room with Mar Novu / The Monitor, who tells him his involvement in Earth-2's events had resulted in its destruction before tasking him with bringing him a biophysicist named Robert Wong.
When the Deathstroke Gang arrives, Connor and J.J. enter a parley, though the former's group is forced to let the latter leave when he reveals that he had his men raid the Arrowcave and hold William hostage.
[1] The title of this episode is a reference to the last line from the season two finale "Unthinkable", spoken by Amanda Waller to Oliver Queen, when he wakes to find himself in Hong Kong, recruited against his will to join A.R.G.U.S.
[4] Main cast members Stephen Amell, David Ramsey, Katherine McNamara, Ben Lewis, Joseph David-Jones, LaMonica Garrett and Katie Cassidy appear as Oliver Queen / Green Arrow, John Diggle,[5] Mia Smoak, William Clayton, Connor Hawke,[6] Mar Novu / The Monitor and Laurel Lance / Black Canary.
[8] The guest cast includes Audrey Marie Anderson, Rila Fukushima, Kelly Hu, Andrea Sixtos, Charlie Barnett and Lou Ticzon as Lyla Michaels,[5] Tastu Yamashiro,[9] China White,[10] Zoe Ramirez, John Diggle Jr.,[6] and David Chin respectively.
The website's critical consensus reads, "'Welcome to Hong Kong' gives Team Arrow time to grieve over global annihilation, resulting in an hour of heartfelt performances and exciting callbacks.
"[16] Jesse Schedeen of IGN rated the episode 7.3 out of 10, noting that Laurel's arc is a big step forward for her character but that the organic flowing of the story doesn't seem very promising.