- 8.3/1039 votes
#2 - Naka-Choko
Season 2 Episode 10 - Aired 5/2/2014
Will's readiness to go to dark places strengthens his bond with Hannibal.
Director: Vincenzo Natali
Writer: Kai Yu Wu
- 8.0/1048 votes
#3 - Entrée
Season 1 Episode 6 - Aired 5/2/2013
The Chesapeake Ripper taunts Jack Crawford with guilt from the past.
Director: Michael Rymer
Writer: Kai Yu Wu
- 7.7/106 votes
#4 - Divination
Season 1 Episode 4 - Aired 4/1/2018
When a psychic is murdered, Kay and Cam investigate only to learn she had a partner who’s now on the run. Enlisting her help, Cameron and the team take down an international arms dealer.
Director: Kevin Tancharoen
Writer: Kai Yu Wu
- 7.5/1033 votes
#5 - Rupture
Season 2 Episode 20 - Aired 5/3/2016
Zoom arrives back on Earth-1 intent on taking over Central City. Barry and Wells come up with a plan to stop Zoom once and for all but it’s extremely dangerous. Unsure if he should take the risk, Barry reaches out to both fathers for advice. Henry is adamantly opposed to Barry risking his life again but Joe thinks he can handle it which puts the two men at odds with each other. Meanwhile, Cisco is shocked when he vibes the Earth-2 villain Rupture, who happens to be his brother Dante’s doppelganger. Rupture came to this Earth seeking justice for Reverb’s death. Iris decides she’s finally ready to open up to Barry about her feelings for him.
Director: Armen V. Kevorkian
Writer: Kai Yu Wu
- 7.5/1046 votes
#6 - All Star Team Up
Season 1 Episode 18 - Aired 4/14/2015
Felicity and Ray Palmer pay a visit to S.T.A.R. Labs for help getting Ray's ATOM suit to work, and ask Cisco for help. Meanwhile, a young tech expert raises havoc with her insect drones, and Barry asks Ray for help dealing with her.
Director: Kevin Tancharoen
Writer: Kai Yu Wu
- 7.4/105 votes
#7 - A New Period
Season 1 Episode 5 - Aired 7/28/2022
Adult Erin leads a daring mission home to 1988 that takes an unexpected turn, leading the girls to KJ’s house and a big secret about her future.
Director: Karen Gaviola
Writer: Kai Yu Wu
- 7.4/1041 votes
#8 - Grodd Lives
Season 1 Episode 21 - Aired 5/5/2015
While Barry tries to find Eddie, a mysterious mind-controlled thief launches attacks on Central City's gold reserves. The team soon discovers that a telepathic gorilla is behind the robberies... and is following Harrison's commands. Meanwhile, Iris confronts Barry, while Harrison prepares to return home.
Director: Dermott Downs
Writer: Kai Yu Wu
- 7.3/1050 votes
#9 - Going Rogue
Season 1 Episode 4 - Aired 10/28/2014
The Flash battles Captain Cold after the villain is involved in a robbery and plots to steal the Kahndaq Dynasty Diamond.
Director: Glen Winter
Writer: Kai Yu Wu
- 7.2/1046 votes
#10 - Revenge of the Rogues
Season 1 Episode 10 - Aired 1/20/2015
While Barry strives to become fast enough to defeat Reverse-Flash, Captain Cold returns to Central City with a partner and takes Caitlin hostage to force a confrontation with the Flash.
Director: Nick Copus
Writer: Kai Yu Wu
- 6.9/1038 votes
#11 - The Fury of Firestorm
Season 2 Episode 4 - Aired 10/27/2015
Barry and the team look for another Firestorm match for Dr. Stein. When the team meets Jefferson "Jax" Jackson, Caitlin has her reservations about whether Jax is the right match for Dr. Stein. Iris surprises Joe while Barry and Patty grow closer.
Director: Stefan Pleszczynski
Writer: Kai Yu Wu