The BEST seasons of The Flash

Every season of The Flash ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of The Flash!

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.

Last Updated: 11/3/2024Network: CBSStatus: Ended
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Season 1
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7.70
27 votes

#1 - Season 1

First Aired 9/21/1990

Barry Allen, a forensic scientist working for the Central City police, is struck by lightning and doused in chemicals in his lab. He develops superspeed and creates a superhero identity for himself to fight crime: The Flash. Research scientist Dr. Tina McGee works at S.T.A.R. Labs and helps Barry fight crime while trying to understand how his powers are developing. As well as his superheroics, Barry tries to maintain a private life, and tries to keep his superhero identity from his colleagues, his boss Lt. Garfield, and his best friend, Julio Mendez.