The BEST Episodes of The Flash

Every episode ever - ranked by fan votes!

Last Updated: Jun 15, 2020

Network: CBS

Central City Police forensic scientist Barry Allen's crime lab is struck by lightning. Allen's electrified body is flung into and shatters a cabinet of chemicals, which are both electrified and forced to interact with each other and with his physiology when they come into physical contact with his body. He soon discovers that the accident has changed his body's metabolism and as a result he has gained the ability to move at superhuman speed. Barry Allen has become the Flash.

Shroud of Death

#1 - Shroud of Death

Season 1 - Episode 8 - Aired Nov 29, 1990

Pieces of a broken medallion are the only clue to an unknown assassin who is on a deadly rampage in central city.

star 8.03
477 votes
Writers: Michael Reaves
Ghost in the Machine

#2 - Ghost in the Machine

Season 1 - Episode 9 - Aired Dec 13, 1990

Barry befriends an african american who was once a super hero that defeated a terrorist called the ghost who blackmailed the city through television sets when the presumed dead crimmnal is defrosted the night shade is back in buisness

star 7.99
549 votes
Directors: Bruce Bilson
Writers: Howard Chaykin, John Francis Moore
Alpha

#3 - Alpha

Season 1 - Episode 21 - Aired May 11, 1991

Barry and Tina befriend an Android who's running from a group of assassins wanting to use her as a deadly weapon.

star 7.91
188 votes
Writers: Gail Morgan Hickman
The Trial of the Trickster

#4 - The Trial of the Trickster

Season 1 - Episode 22 - Aired May 18, 1991

The Trickster escapes from his trial and brainwashes the Flash.

star 7.72
194 votes
Directors: Danny Bilson
Writers: Howard Chaykin, John Francis Moore
Fast Forward

#5 - Fast Forward

Season 1 - Episode 15 - Aired Feb 27, 1991

Jay's killer, Nicholus Pike, is released from jail and blames the Flash for Jay's death. He sets the Flash up by using a heat seeking bomb on him, but something goes awry. Instead of killing the Flash, it sends him into the future where Pike is in charge and outlaws anyone from mentioning the Flash.

star 7.64
249 votes
Directors: Gus Trikonis
Writers: Gail Morgan Hickman
Deadly Nightshade

#6 - Deadly Nightshade

Season 1 - Episode 16 - Aired Mar 30, 1991

The Flash and the Nightshade team up once again as they go up against a nightshade imposter.

star 7.63
164 votes
Directors: Bruce Bilson
Writers: Howard Chaykin, John Francis Moore
Out of Control

#7 - Out of Control

Season 1 - Episode 2 - Aired Oct 14, 1990

Homeless people are disappearing/dying. But no one can find the bodies. Tina's friend comes to town for a visit.

star 7.60
733 votes
Directors: David Nutter
Writers: Greg Berlanti
Good Night, Central City

#8 - Good Night, Central City

Season 1 - Episode 20 - Aired May 4, 1991

When a "presumed to be dead" criminal's body disappears, Barry is suspected. The criminal has invented a machine that makes anyone who hears it's strange sound waves fall into a deep sleep.

star 7.59
179 votes
Directors: Mario Azzopardi
Writers: Jim Trombetta
Watching the Detectives

#9 - Watching the Detectives

Season 1 - Episode 3 - Aired Oct 18, 1990

A corrupt DA hires Megan Lockhart to find out the Flash's identity. Then he blackmails Barry to work for him, or he'll expose his secret.

star 7.58
704 votes
Directors: Gus Trikonis
Writers: Howard Chaykin, John Francis Moore
Be My Baby

#10 - Be My Baby

Season 1 - Episode 14 - Aired Feb 21, 1991

Barry must protecting a woman and her child from her Criminal ex-husband.

star 7.57
180 votes
Directors: Bruce Bilson
Writers: Jule Selbo
Sins of the Father

#11 - Sins of the Father

Season 1 - Episode 6 - Aired Nov 8, 1990

A murderer escapes from prison to find his loot and kill Barry's father, the cop who put him away.

star 7.57
591 votes
Directors: Jonathan Sanger
Writers: Stephen Hattman
Captain Cold

#12 - Captain Cold

Season 1 - Episode 17 - Aired Apr 6, 1991

Captain Cold, who freezes his victims to death, is contracted to kill the Flash.

star 7.52
166 votes
Writers: Gail Morgan Hickman
The Trickster

#13 - The Trickster

Season 1 - Episode 12 - Aired Feb 7, 1991

Barry must protect his old girlfriend, Megan Lockhart, from an obsessed, maniacal criminal disguised as The Trickster.

star 7.51
190 votes
Directors: Danny Bilson
Writers: Howard Chaykin, John Francis Moore
Double Vision

#14 - Double Vision

Season 1 - Episode 5 - Aired Nov 1, 1990

A mad scientist uses the Flash as a supernatural force.

star 7.46
596 votes
Directors: Gus Trikonis
Writers: Jim Trombetta
Child's Play

#15 - Child's Play

Season 1 - Episode 7 - Aired Nov 15, 1990

An orphan boy has information that incriminates a 1960s cult figure who is trying to make a comeback.

star 7.45
566 votes
Writers: Howard Chaykin, John Francis Moore
Honor Among Thieves

#16 - Honor Among Thieves

Season 1 - Episode 4 - Aired Oct 25, 1990

While arranging security at the Central City Museum, Barry is reunited with an old girlfriend and a former mentor.

star 7.43
597 votes
Writers: Danny Bilson, Milo Bachman, Paul DeMeo
Done with Mirrors

#17 - Done with Mirrors

Season 1 - Episode 19 - Aired Apr 27, 1991

Barry meets an old classmate and gets involved in a scheme to rip off Star Labs.

star 7.40
187 votes
Directors: Danny Bilson
Writers: Howard Chaykin, John Francis Moore
Tina, Is That You?

#18 - Tina, Is That You?

Season 1 - Episode 13 - Aired Feb 14, 1991

When Barry has nightmares about Tina betraying him, she puts them both under her scanner; but something goes terribly wrong. His dreams are transferred into her mind and now she thinks that she is a gang member.

star 7.38
154 votes
Writers: David L. Newman
Sight Unseen

#19 - Sight Unseen

Season 1 - Episode 10 - Aired Jan 10, 1991

Barry finds himself up against an unseen criminal who traps Tina and her boss in the lab.

star 7.33
248 votes
Writers: John Vorhaus
Pilot

#20 - Pilot

Season 1 - Episode 1 - Aired Sep 20, 1990

A laboratory accident endows a police scientist with the ability to move at superhuman speed which he uses to battle a menacing gang as a superhero.

star 7.20
843 votes
Directors: Robert Iscove
Writers: Danny Bilson
Twin Streaks

#21 - Twin Streaks

Season 1 - Episode 18 - Aired Apr 13, 1991

A scientist clones Barry. The clone is physically perfect but emotionally it is still a child.

star 7.19
193 votes
Writers: Stephen Hattman
Beat the Clock

#22 - Beat the Clock

Season 1 - Episode 11 - Aired Jan 31, 1991

When Julio's old friend - a jazz musician accused of killing his wife years ago - is scheduled for execution, Barry and Julio race against the clock to prove his innocence.

star 6.93
208 votes
Directors: Mario Azzopardi
Writers: Jim Trombetta