Barry Allen, also known as The Flash, is a superhero in the DC Comics universe. He is a forensic scientist with a kind heart and earnest personality. After being struck by lightning, Barry gains super-speed, allowing him to move at incredible velocities. As The Flash, he fights crime and protects Central City from various villains, often teaming up with other superheroes in the Justice League. Barry is known for his red costume and lightning bolt insignia. His character explores themes of responsibility, justice, and the impact of time travel.