Season 2 Episodes
01: The Man Who Saved Central City
Picking up months after the Singularity attacked Central City, Barry is still struggling to forgive himself for Eddie’s death. Concerned about putting his friends in danger, Barry has pushed everyone away and has chosen to protect the city on his own. When a meta-human named Atom Smasher (guest star Adam Copeland) attacks the city, Iris tells Barry that he needs to let his friends help him protect the citizens of Central City. Meanwhile, Cisco helps Joe with his Meta Task Force.
02: Flash of Two Worlds
Jay Garrick (guest star Teddy Sears), a mysterious man from Earth-2, appears at S.T.A.R. Labs with a dire warning about an evil speedster named Zoom, who is set on destroying The Flash. Barry and the team must decide if they can trust this stranger even as they face yet another powerful meta-human. Meanwhile, Joe must deal with a determined officer named Patty Spivot (guest star Shantal VanSanten) who wants to join his meta-human task force.
03: Family of Rogues
When Barry and the team find out Captain Cold (guest star Wentworth Miller) has been kidnapped, they form an uneasy alliance with his sister, Lisa (guest star Peyton List). However, Barry feels double-crossed when he finds out Snart is working with his father Lewis Snart (guest star Michael Ironside) on a heist. Meanwhile, Joe is faced with a difficult decision.
04: The Fury of Firestorm
Barry and the team look for another Firestorm match for Dr. Stein. When the team meets Jefferson “Jax” Jackson (guest star Franz Drameh), Caitlin has her reservations about whether Jax is the right match for Dr. Stein. Iris surprises Joe while Barry and Patty (guest star Shantel VanSanten) grow closer.
05: The Darkness and the Light
Barry learns a new breacher, Dr. Light, has come through the portal and sets off to capture her. Jay (guest star Teddy Sears) tells Barry that Dr. Light was not a threat on Earth-2 and that Barry can reason with her. However, during a fight with The Flash, she blinds him and drops some shocking news about Zoom. Meanwhile, Barry and Patty go out on a date.
06: Enter Zoom
After recent events, Barry decides it’s time to confront Zoom and comes up with a dangerous plan. Caitlin sides with Jay (guest star Teddy Sears) and deems it too dangerous for Barry to engage with the speed demon. However, Iris shows her support and brings forth a surprising ally. We see what Earth-2 Harrison Wells’ life was like before coming through the breech.
07: Gorilla Warfare
Grodd returns to Central City and kidnaps Caitlin. Barry and the team race to find her before it’s too late. Meanwhile, Cisco plans his first date with the new barista at Jitters, Kendra Saunders (guest star Ciara Renée); and Patty (guest star Shantel VanSanten) begins to suspect Barry is hiding something from her.
08: Legends of Today
In its second major crossover event with Arrow, Vandal Savage (guest star Casper Crump) arrives in Central City and sets his sights on Kendra Saunders (guest star Ciara Renée). After Vandal attacks Kendra and Cisco, they turn to Barry for help. Realizing how dangerous Vandal is, Barry takes Kendra to Star City and asks Oliver and team to hide her until he can figure out how to stop Vandal. However, things quickly go from bad to worse when a man with wings, AKA Hawkman (guest star Falk Hentschel),shows up and flies off with Kendra. Meanwhile, Harrison develops a serum to make Barry run faster and asks Jay (guest star Teddy Sears) to test it out.
09: Running to Stand Still
When Mark Mardon AKA The Weather Wizard (guest star Liam McIntyre) returns to break Leonard Snart AKA Captain Cold (guest star Wentworth Miller), and James Jesse AKA The Trickster (guest star Mark Hamill) out of Iron Heights, Barry must stop these rogues from taking over Central City during Christmas. Meanwhile, Joe and Iris meet Wally West.
10: Potential Energy
Now that they’ve grown closer, Barry considers telling Patty (guest star Shantel VanSanten) that he is The Flash. Meanwhile, Joe and Iris try to get to know Wally, and the team hunts down a meta-human who can slow time itself.
11: The Reverse-Flash Returns
When Cisco gets a vibe of Eobard Thawne (guest star Matthew Letscher), Barry and the team don’t believe it. But, after an attack at Mercury Labs, Christina McGee (guest star Amanda Pays) confirms that the Reverse Flash is back. Meanwhile, Iris and Francine (guest star Vanessa A. Williams) share a nice moment that brings Iris closer to her brother, Wally.
12: Fast Lane
Barry teams up with Wells to figure out a way to close the breaches, but they are distracted by a meta-human nicknamed Tar Pit (guest star Marco Grazzini) who can transform into liquid asphalt. Iris is concerned for Wally’s safety after she finds out about his drag racing hobby. When he refuses to stop, she makes a bold move that puts her in danger.
13: Welcome to Earth-2
Barry, Wells and Cisco journey to Earth-2 to rescue Wells’ daughter Jesse from Zoom. Barry is stunned when he runs into Earth-2 Iris and Joe, but nothing prepares him for meeting Killer Frost and Deathstorm (guest star Robbie Amell). Meanwhile, back on Earth-1, Jay (guest star Teddy Sears) has to take over the Flash’s responsibilities when a meta-human nicknamed Geomancer (guest star Adam Stafford) attacks Central City.
14: Escape from Earth-2
On Earth-2, the team races to find Zoom’s lair and asks for help from the most unexpected source. Meanwhile, back on Earth-1, Caitlin rushes to perfect Velocity-9 so that Jay (guest star Teddy Sears) can stop the Geomancer (guest star Adam Stafford).
15: King Shark
When King Shark escapes from an A.R.G.U.S. holding tank, Lila (guest star Audrey Marie Anderson) and Diggle travel to Central City to warn The Flash. King Shark shows up at the West house and attacks Joe, Iris, Wally and Barry.
Deciding to blow off some steam, Barry and the team head out for a night on the town only to encounter an unexpected speedster who is up to no good. Iris is challenged by an assignment from her new boss (guest star Tone Bell) and is surprised when friction turns to flirtation.
17: Flash Back
After the shocking revelation that Zoom is Jay Garrick, Barry is more determined than ever to get back to Earth-2 to stop Zoom forever. Desperate to find a way to increase his speed, Barry decides to travel back in time and masquerade as his earlier self in order to get his arch-nemesis, Dr. Harrison Wells/Eobard Thawne, to teach him how to run faster. However, things don’t go as planned and Barry is stunned to face familiar foe Hartley Rathaway (guest star Andy Mientus), as well as old friend Eddie Thawne (guest star Rick Cosnett). Iris makes peace with her past in order to embrace her future.
18: Versus Zoom
Equipped with the tachyon device, Barry believes he is fast enough to stop Zoom (guest star Teddy Sears) and wants to open the breaches to catch him. Harry strongly advises against that plan but after Barry convinces him, Harry reveals that Cisco has the power to re-open the breach. Meanwhile, Hunter Zoloman’s painful story on Earth-2 is revealed.
19: Back to Normal
A meta-human with super strength named Griffin Grey (guest star Haig Sutherland) mistakes Harry for Earth-1 Harrison Wells and kidnaps him, demanding that Wells cure him from his current condition. Realizing another brilliant Wells could help track Griffin’s location, Barry asks Jesse (guest star Violett Beane) to help. Meanwhile, Wally corners Joe about The Flash.
Zoom (guest star Teddy Sears) 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 (guest star John Wesley Shipps) 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 (guest star Nicholas Gonzalez) 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.
21: The Runaway Dinosaur
With Barry gone, the team must figure out a way to handle the return of an old enemy—Girder (guest star Greg Finley). Realizing Girder is retracing his steps from his last attack, Iris volunteers to act as bait to trap him in S.T.A.R. Labs. Meanwhile, Barry fights to return to his old life.
23: The Race of His Life
After Zoom (guest star Teddy Sears) reveals his true plan, Barry vows to do whatever it takes to stop him.