Barry discovers his powers and puts them to the test, only when he finds its no longer a test but the real thing when...

Barry changes into the Flash when six gunmen storm a university event honoring a scientist, but his heroics don't mat...

Barry and the team go after the Mist, who possesses toxic gas powers, and they reflect on the night Caitlin's fiancé ...

The Flash battles Captain Cold after the villain is involved in a robbery and plots to steal the Kahndaq Dynasty Diam...

After a bomb explodes downtown, the army rolls in and takes over. When Joe learns Iris is writing about 'The Streak' ...

The Flash faces a new meta-human named Tony, who can turn himself into girded steel at will.

The Flash goes up against Farooq aka Blackout, a metahuman who can harness electricity.

Barry is thrilled when Oliver, Felicity and Diggle come to Central City to investigate a case involving a deadly boom...

Barry enjoys the annual tradition of tree trimming and gift exchange with Joe and Iris. He gives Iris a touching gift...

While Barry strives to become fast enough to defeat Reverse-Flash, Captain Cold returns to Central City with a partne...

Dr. Wells' former protégé, Hartley Rathaway, returns to seek revenge on his mentor. Meanwhile, Iris is hired as a cub...

Caitlin takes Barry out to a local karaoke bar to help them both find new loves. Caitlin strikes out but Barry meets ...

While Barry, Harrison, and Caitlin hunt down Ronnie, who has attacked a man, Joe recruits Cisco to help him learn the...

Martin and Ronnie are separated, only to realize that they must learn how to rejoin before Eiling hunts them down and...

Mark Mardon, having survived his apparent death during the black-matter explosion, returns seeking revenge on Joe for...

The Flash learns that Captain Cold and Heat Wave have returned to Central City. This time Snart has brought along his...

When a villain calling himself the Trickster runs rampant in Central City, Joe and Barry go to Iron Heights to talk w...

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...

Joe and Cisco go to Starling City to ask Quentin Lance for his help investigating the site of Harrison's car accident...

Barry, Caitlin, Cisco and Joe set a trap for Wells. Cisco uses himself as prey which puts him in grave danger. Meanwh...

While Barry tries to find Eddie, a mysterious mind-controlled thief launches attacks on Central City's gold reserves....

When Harrison activates the particle accelerator, the team has no choice but to evacuate the five metahuman prisoners...

Wells presents Barry with a life-changing choice. Dr. Martin Stein and Ronnie Raymond return to help the S.T.A.R. Lab...