So Long and Goodnight
The Flash Season 6

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Episode Info

After Black Hole hires Rag Doll to kill Joe, Singh suggests he go into Witness Protection but Joe refuses to stop investigating Carver; while investigating Carver with Cisco, Ralph runs into Sue; Iris becomes suspicious of Eva.


Grant Gustin
as Barry Allen/The Flash
Candice Patton
as Iris West
Danielle Panabaker
as Caitlin Snow
Carlos Valdes
as Cisco Ramon
Jesse L. Martin
as Det. Joe West
Tom Cavanagh
as Harrison Wells
Sendhil Ramamurthy
as Dr. Ramsey Rosso
Show More Cast

So Long and Goodnight Videos

Critic Reviews for So Long and Goodnight

The Flash was dragging a little, but this episode did a ton to help get things back on track. It's impressive how the season really embodies the spirit of a comic book.

Apr 29, 2020 | Rating: 8.5/10 | Full Review…

The Flash returns from its long unforeseen hiatus with a great episode. Jesse L Martin and Grant Gustin carry the episode with the return of the spooky Rag Doll to bring havoc on Central City.

Apr 21, 2020 | Rating: 4/5 | Full Review…