The Flash: Season 1
1990 · 22 episodes · ★ 7.3
What Season 1 of The Flash
Barry Allen is a forensic scientist with the Central City Police Department who works in a lab. A lightning bolt destroys the lab and drenches him in chemicals, and from that moment he develops superhuman speed. With the help of scientist Tina McGee, who works at S.T.A.R. Labs, he starts to understand his powers and fight crime as The Flash. The season alternates between police cases and his private life, because Barry needs to hide his double life from his colleagues, Lieutenant Garfield and his best friend, Julio Mendez. The early episodes pit The Flash against gangs and criminals, including corrupt officers.
Season 1 Episodes
1x01 Pilot
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.
Directing: Robert Iscove · Writing: Danny Bilson, Paul De Meo · Starring: Lycia Naff, Michael Nader, Biff Manard, Priscilla Pointer
1x02 Out of Control
Homeless people are dying and their bodies are disappearing. Tina rekindles a relationship with a former colleague who is an expert in genetic engineering.
Directing: Mario Azzopardi · Writing: Gail Morgan Hickman · Starring: Biff Manard, Stan Ivar, Jeff Perry, John Toles-Bey
1x03 Watching the Detectives
The corrupt District Attorney Thomas Castillo hires a private eye named Megan Lockhart to find out the Flash's identity. He then blackmails Barry to work for him, or he'll expose his secret.
Directing: Gus Trikonis · Writing: Howard Chaykin, John Francis Moore · Starring: Biff Manard, Richard Belzer, Vincent Guastaferro, Helen Martin
1x04 Honor Among Thieves
While arranging security at the Central City Museum, Barry is reunited with an old girlfriend and a former mentor.
Directing: Aaron Lipstadt · Writing: Danny Bilson, Paul De Meo, Milo Bachmann · Starring: Biff Manard, Ian Buchanan, Clarence Clemons, Elizabeth Gracen
1x05 Double Vision
Someone spreads graffiti, and messages asking to meet "Flash" at a church. Barry goes to the church. Shortly after that, he begins to experience black outs and memory losses.
Directing: Gus Trikonis · Writing: Jim Trombetta · Starring: Biff Manard, Richard Belzer, Miguel Fernandes, Zitto Kazann
1x06 Sins of the Father
A bank robber escapes from prison. He goes back to Central City to get his money and revenge on the cop who busted him, Henry Allen, Barry's father.
Directed by: Jonathan Sanger · Written by: Stephen Hattman · Starring: Priscilla Pointer, M. Emmet Walsh, Paul Koslo, Ralph Seymour
1x07 Child's Play
An orphan boy has information that incriminates a 1960s cult figure who is trying to make a comeback.
Directing: Danny Bilson · Writing: John Francis Moore, Howard Chaykin · Starring: Biff Manard, Jonathan Brandis, Vito D'Ambrosio, Perrey Reeves
1x08 Shroud of Death
Pieces of a broken medallion are the only clue to an unknown assassin who is on a deadly rampage in central city.
Directing: Mario Azzopardi · Writing: Michael Reaves · Starring: Mike Genovese, Lenore Kasdorf, Walter Olkewicz, Lora Zane
1x09 Ghost in the Machine
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 criminal is defrosted, the Night Shade is back in business.
Directing: Bruce Bilson · Writing: Howard Chaykin, John Francis Moore · Starring: Biff Manard, Richard Belzer, Gloria Reuben, Vito D'Ambrosio
1x10 Sight Unseen
An invisible man gets into Star Labs, and releases a neurotoxin with Tina inside the lab. Then he starts killing scientists who worked on the project. Flash must find the invisible man and save his friend.
Directing: Christopher Leitch · Writing: John Vorhaus · Starring: Biff Manard, Vito D'Ambrosio, Mike Genovese, Robert Shayne
1x11 Beat the Clock
A jazz musician friend of Julio's is about to be executed. An hour before the execution, a friend calls and says he has evidence that could exonerate their friend. Before Barry can contact him, he disappears. They have less than an hour to save a condemned man.
Directing: Mario Azzopardi · Writing: Jim Trombetta · Starring: Angela Bassett, Ken Foree, Richard Belzer, John Toles-Bey
1x12 The Trickster
Barry must protect his old girlfriend, Megan Lockhart, from an obsessed, maniacal criminal disguised as The Trickster.
Directing: Danny Bilson · Writing: Howard Chaykin, John Francis Moore · Starring: Biff Manard, Mark Hamill, Gloria Reuben, Joyce Hyser
1x13 Tina, Is That You?
Barry is having trouble sleeping. Tina tries to use bio-feedback to help him, but it back fires on Tina. She joins a gang, and she's able to hold Flash at bay with her knowledge of his strengths and weaknesses. Barry has got to find a way to save his friend.
Directing: William A. Fraker · Writing: David Newman · Starring: Biff Manard, Richard Belzer, Vito D'Ambrosio, Yvette Nipar
1x14 Be My Baby
Barry tries to help a young woman. She found out about her husband's criminal life, and is trying to escape from him. She takes their daughter with her, but he wants them back.
Directing: Bruce Bilson · Writing: Jule Selbo · Starring: Biff Manard, Priscilla Pointer, Bryan Cranston, Dick Miller
1x15 Fast Forward
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.
Directing: Gus Trikonis · Writing: Gail Morgan Hickman · Starring: Michael Nader, Biff Manard, Richard Belzer, Gloria Reuben
1x16 Deadly Nightshade
There's a new vigilante in town, the Deadly Nightshade, who fights crime by killing criminals. The Flash and the original Nightshade team up to take him down.
Directing: Bruce Bilson · Writing: Howard Chaykin, John Francis Moore · Starring: Jeri Ryan, Richard Belzer, Dick Miller, Jason Bernard
1x17 Captain Cold
Captain Cold, who freezes his victims to death, is contracted to kill the Flash.
Directing: Gilbert M. Shilton · Writing: Gail Morgan Hickman · Starring: Biff Manard, Dick Miller, Vito D'Ambrosio, Mike Genovese
1x18 Twin Streaks
A scientist and his business partner are trying to develop a being with super speed, their attempts fail. They manage to clone the Flash. Their creation learns quickly, but is emotional moral equivalent of a child. Barry must stop his twin.
Directed by: James A. Contner · Written by: Stephen Hattman · Starring: Mike Genovese, Charley Lang, Lenny Von Dohlen
1x19 Done with Mirrors
A battery is stolen by a criminal calling himself the Mirror Master. He soon steals a crystal from Star Labs. Tina will get fired if they can't recover the crystal. Tina's mother comes for a visit, and an old friend of Barry's also stirs up trouble.
Directing: Danny Bilson · Writing: Howard Chaykin, John Francis Moore · Starring: Biff Manard, David Cassidy, Gloria Reuben, Vito D'Ambrosio
1x20 Good Night, Central City
A small time crook gets a hold of a device that puts people to sleep. He goes on a spree while the people are unconscious. He has a plan to knock out the entire city, it's up to the Flash to stop him.
Directing: Mario Azzopardi · Writing: Jim Trombetta · Starring: Biff Manard, Richard Belzer, Dick Miller, Vito D'Ambrosio
1x21 Alpha
An android built by the government to use an assassin refuses to obey her orders. She escapes, and is befriended by Tina and Barry.
Directing: Bruce Bilson · Writing: Gail Morgan Hickman · Starring: Biff Manard, Dick Miller, Vito D'Ambrosio, Mike Genovese
1x22 The Trial of the Trickster Season Finale
With the help of an insane admirer who wants to be his sidekick, the Trickster escapes from police custody and places the Flash under his mind control.
Directing: Danny Bilson · Writing: Howard Chaykin, John Francis Moore · Starring: Corinne Bohrer, Biff Manard, Mark Hamill, Richard Belzer
Season 1 Cast
John Wesley ShippBarry Allen / Flash22 episodes
Amanda PaysChristina 'Tina' McGee22 episodes
Alex DésertJulio Mendez22 episodes
Vito D'AmbrosioBellows17 episodes
Mike GenoveseLt. Warren Garfield15 episodes
Dick MillerFosnight6 episodes
Joyce HyserMegan Lockhart3 episodes
Michael NaderNicholas Pike2 episodes
John Toles-BeyFather Michael2 episodes
Macka FoleyCop2 episodes
Robert ShayneReggie2 episodes
Jason BernardDr. Desmond Powell2 episodes
Lycia NaffLilaEpisode 1
Corinne BohrerZoeyEpisode 1
Where to Watch Season 1 of The Flash
It is currently not available on the major streaming platforms.
Frequently Asked Questions
How many episodes does season 1 of The Flash have?
Season 1 of The Flash has 22 episodes.
When did The Flash Season 1 premiere?
Premiered on September 20, 1990.
Where to watch The Flash Season 1?
Currently not available on the major subscription platforms (availability may vary by country).