The Flash vs. The Flash: The 12 Most Significant Differences Between Grant Gustin and Ezra Miller's Barry Allens

Here are the main distinctions between Grant Gustin's Flash and Ezra Miller's Flash, from their surroundings to their backstories.

In the same era, Grant Gustin and Ezra Miller both played Barry Allen/The Flash.

 There are numerous distinctions between Miller's and Gustin's Barry.

 Gustin's Barry, for example, existed before Batman and Superman, whereas Miller's Barry joined the Justice League.

There are numerous distinctions between Grant Gustin's Barry Allen in The Flash and Ezra Miller's Barry Allen in the DCEU. 

The world surrounding them and the experiences they experienced make DC's most recent live-action Barry Allens significantly different from one another.

Although all nine seasons of The Flash program were published before The Flash movie premiered, Gustin and Miller were cast as Barry Allen around the same time.

 Arrow and its spinoffs were always separate from the DC movies, which is why the DCEU had a different Flash than the TV program.

Ezra Miller was cast as the Flash in Batman v Superman: Dawn of Justice shortly after Grant Gustin's The Flash series began. 

Gustin would go on to play Barry Allen on The Flash for nine seasons, not to mention countless Arrowverse crossover episodes. 

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