|Please Don't Go|
|Season 4, Episode 6 (66)|
PART 3 OF 3: DAUGHTERS- Talia al Ghul returns, intent on avenging herself on Thea Queen. Laurel Lance and Nyssa Raatko have wildly differing reactions to Talia, prompting Thea to take matters into their own hands. Carrie Cutter "helps" Ray Palmer with his new suit. D.I.S.C.O.R.D. springs Tess Luthor.
- Katie Cassidy as Laurel Lance/Black Canary
- Katrina Law as Nyssa Raatko
- Jessica de Gouw as Helena Bertinelli (dream)/H.U.N.T.R.E.S.S.
- Willa Holland as Thea Queen/Speedy
- Katie McGrath as Tess Luthor
- Chyler Leigh as Alexandra Danvers
- with Amy Acker as Brainiac
- and Katheryn Winnick as D.I.S.C.O.R.D.
Special Guest StarsEdit
- Kristin Kreuk as Evelyn Langstrom
- Deborah Ann Woll as Andrea Beaumont/The Phantasm
- with Brandon Routh as Ray Palmer/ATOM
- and Michael Rosenbaum as Lex Luthor (Earth-30)/Lex Luthor (Earth-10)
- Antagonists: Talia al Ghul, D.I.S.C.O.R.D.
- Alexandra does not appear in this episode.
- First appearance of Talia this season.
- This episode is named after the song of the same name by Barcelona.
- This episode takes place on January 17, 2020.