Season 2 (The Flash)

The second season of The Flash premiered on October 6, 2015 on The CW.

Main cast

 * Grant Gustin as Barry Allen/The Flash and Barry Allen
 * Candice Patton as Iris West and Iris West
 * Danielle Panabaker as Dr. Caitlin Snow and Caitlin Snow/Killer Frost
 * Carlos Valdes as Cisco Ramon/Vibe
 * Keiynan Lonsdale as Wally West
 * Tom Cavanagh as Dr. Harrison Wells and Eobard Thawne
 * Jesse L. Martin as Detective Joe West and Joe West

Recurring cast

 * Shantel VanSanten as Detective Patty Spivot
 * Teddy Sears as Jay Garrick/The Flash
 * Tony Todd (voice) as "Zoom"
 * Victor Garber as Professor Martin Stein/Firestorm
 * Wentworth Miller as Leonard Snart/Captain Cold
 * Ciara Renee as Kendra Saunders/Hawkgirl
 * Malese Jow as Linda Park and Linda Park/Dr. Light
 * Violett Beane as Jesse Quick
 * Patrick Sabongui as Captain David Singh
 * Vanessa Williams as Francine West
 * John Wesley Shipp as Dr. Henry Allen
 * Robbie Amell as Ronnie Raymond/Firestorm and Ronnie Raymond/Deathstorm
 * Tone Bell as Scott Evans
 * Adam Stafford as Adam Fells/Geomancer
 * Matt Letscher as Eobard Thawne/Reverse-Flash

Synopsis
"Following the defeat of Barry Allen's arch-nemesis Eobard Thawne (aka Reverse Flash), Team Flash quickly turned their attention to the singularity swirling high above Central City, which fans last saw consuming everything in its path. Armed with the heart of a hero and the ability to move at super speeds, Barry charged into the eye of the singularity, but will he actually be able to save his city from impending doom?"

Confirmed plot points

 * Danielle Panabaker confirmed we will see Killer Frost sooner than we think.
 * Executive producer Andrew Kreisberg says that Cisco and Caitlin will be meta-humans, at least in some capacity.
 * Ronnie will play a big role in Caitlin's development.
 * Eobard Thawne will return in the eleventh episode. His impossible return to Central City puts a member of the S.T.A.R. Labs team in unexpected danger, forcing Barry to make a life-changing decision.
 * Robbie Amell will return as the Earth Two version of Ronnie Raymond and will be the show's version of Deathstorm. Raymond is still married to Caitlin Snow on Earth Two, though she has become the supervillain Killer Frost. Together, the two present a challenge for Team Flash.
 * John Diggle and Lyla Michaels will arrive in Central City on the fifteenth episode to help Barry take on King Shark who has escaped from ARGUS and is hellbent on completing his mission of destroying The Flash.
 * Barry and some of his team will travel to Earth Two in the thirteenth episode.
 * There will be a major death in the thirteenth episode.

New characters

 * Mirror Master
 * Doctor Alchemy
 * Joey Montelone/Tar Pit: A vengeful meta-human with the ability to transform into molten asphalt. When he crosses paths with The Flash, Tar Pit uses his powers to gain a tactical advantage over the Scarlet Speedster, who finds the ground literally shifting beneath his feet.
 * Adam Fells/Geomancer: A dangerous meta-human with the unique ability to create earthquakes. Intent on destroying the Flash, Geomancer uses his powers to unleash a string of targeted earthquakes, optimistic that he'll draw out the Flash for a mano-a-mano fight to see who's the most powerful meta-human in Central City.
 * Eliza Harmon: An exceptionally bright scientist with a Jekyll-Hyde split personality.
 * Caitlin Snow/Killer Frost: A meta-human from Earth Two, and the wife of Ronnie Raymond, otherwise known as Deathstorm.
 * Ronnie Raymond/Deathstorm: A meta-human from Earth Two with pyrokinetic powers. He is also the husband of Caitlin Snow, otherwise known as Killer Frost.
 * Trajectory: Having arrived in town intent on creating maximum chaos, Trajectory’s antics are misinterpreted as having been perpetrated by the Flash himself. Barry thus must quickly! uncover the mystery of who is the girl under the mask — as well as what is driving her mad desire for speed and destruction.