When Barry and Iris deal with loss of their daughter, the team faces their greatest threat yet - one that threatens to destroy all of Central City; Killer Frost has a brush with death that will change her relationship with Caitlin. Faced with the news of his impending death, Barry's resiliency suffers as he struggles to fight fate.
All episodes — Season 6
S6 E1Into The Void
Oct 8, 20196.642 min
While Barry and Iris deal with the heartbreaking loss of their daughter, Nora, the team faces their greatest threat yet — one that threatens to destroy all of Central City. Meanwhile, Killer Frost has a brush with death that results in an u
S6 E2A Flash of the Lightning
Oct 15, 20197.142 min
Faced with the news of his impending death, Barry's resiliency suffers as he struggles to fight fate. Meanwhile, Cecile's career as a D.A. conflicts with her identity when she crosses paths with a villainous meta-human.
S6 E3Dead Man Running
Oct 22, 20197.242 min
Knowing that Crisis is only weeks away, Barry prepares a member of Team Flash for life without him while hunting a terrifying meta-human with an unquenchable thirst. Meanwhile, Ralph uncovers a family secret.
S6 E4There Will Be Blood
Oct 29, 20197.242 min
Barry's efforts to prepare Cisco for Crisis are derailed when Cisco schemes to save Barry's life instead. Meanwhile, Ramsey Rosso uses his deadly new abilities to save his own life, while sacrificing his humanity in the process.
S6 E5Kiss Kiss Breach Breach
Nov 5, 20196.442 min
Cisco's faith in his ability to fill Barry's shoes as Team Leader is upended when he learns of a shocking murder. Meanwhile, Killer Frost trusts no one except herself to hunt down the dangerous Ramsey Rosso.
S6 E6License to Elongate
Nov 19, 20197.142 min
Barry turns his attention to prepping Elongated Man for life after Crisis and without The Flash, but Ralph ultimately teaches Barry a lesson. Meanwhile, Cecile faces her own moment of self-discovery while helping a recuperated Chester P. Ru
S6 E7The Last Temptation of Barry Allen (1)
Nov 26, 20197.542 min
As Barry Allen stands on the threshold of his impending death in Crisis, his convictions are tested when the monstrous Dr. Ramsey Rosso infects The Flash with a mysterious, hallucinogenic contagion. Meanwhile, reporter Iris West-Allen uncov
S6 E8The Last Temptation of Barry Allen (2)
Dec 3, 20197.442 min
With The Flash freshly infected by the monstrous Bloodwork, Iris and Cisco battle to help Barry take control of himself before he’s lost forever to Ramsey’s influence. Meanwhile, the rest of Team Flash fight to reclaim control of Central Ci
S6 E9Crisis on Infinite Earths: Part Three (III)
Dec 10, 20197.842 min
Pariah enlists Black Lightning to help stop the Anti-Monitor after Flash-90 shares what he learned from his battle in ‘Elseworlds.’ With the help of Black Lightning, Barry, Cisco and Killer Frost come up with a plan that could save them all
S6 E10Marathon
Feb 4, 20206.842 min
After "The Citizen" prints an explosive story, Iris' life is threatened; refusing to hide from her attackers, Iris sets out to expose a dangerous organization; Barry must face the consequences of the Crisis and fulfill Oliver Queen's wish f
S6 E11Love Is a Battlefield
Feb 11, 20205.142 min
Barry and Iris plan a romantic dinner for Valentine's Day but their evening is interrupted by an old foe - Amunet; Frost gets into the holiday spirit and attempts to help Allegra reconnect with an old love.
S6 E12A Girl Named Sue
Feb 18, 20207.242 min
After months of searching for Sue Dearbon, Ralph gets a lead on her whereabouts and finally comes face to face with his missing client. However, Sue refuses to return home to her family, and instead, takes Ralph on a daring adventure. Iris
S6 E13Grodd Friended Me
Feb 25, 20207.342 min
Feeling overwhelmed with all the changes since Crisis, Barry conducts an experiment that goes awry and puts him directly in Gorilla Grodd’s path. Expecting the worst, Barry is surprised when Grodd asks for his help. Unfortunately for both T
S6 E14Death of the Speed Force
Mar 10, 20207.142 min
Kid Flash returns to Central City with a Zen attitude and new tricks up his sleeve. While thrilled to see his family again, Wally confides to Barry that he returned because he thinks there is something wrong with the speed force. Meanwhile,
S6 E15The Exorcism of Nash Wells
Mar 17, 20207.242 min
The Flash takes on a dangerous new meta named Sunshine. Cisco sets out to help Nash.
S6 E16So Long and Goodnight
Apr 21, 20206.542 min
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.
S6 E17Liberation
Apr 28, 20206.942 min
After recent events, Barry takes a closer look at his life with Iris. Eva makes a bold move.
S6 E18Pay the Piper
May 5, 20206.641 min
When Godspeed returns, Barry turns to Hartley Rathaway for help. However, things get tense quickly after Barry realizes one of the changes from Crisis is that The Flash and Pied Piper are now enemies. Meanwhile, Iris tries to escape the Mir
S6 E19Success Is Assured
May 12, 20206.342 min
Barry considers a risky plan to save Iris from the Mirrorverse. Ralph attempts to stop Sue from making a grave mistake that could destroy her life.