Actors: The actor for Barry Allen, aka the Flash, Grant Gustin. The characters that you see a lot throughout the seasons are Iris West, Joe West, Cisco Remon, Kaitlyn Snow, and Harrison Wells. The actresses for Irris West and Kaitlyn Snow are Candice Patton, and Danielle Panabaker. The actors for Joe West, Cisco Remon, and Harrison Wells are Jesse L. Martin, Carlos Valdes, and Tom Cavanagh. Iris and Joe West are Barry's family and Kaitlyn Snow, Cisco Remon, and Harrison Wells are Barry's friends. John Wesley Shipp has two roles in the movie: Barry's dad Henry Allen and the Flash from another Earth.
Comic book: The first volume of The Flash was issued on March 1959. The comic book was published by DC Comics.The Flash comics have 5 volumes. Each volume has a different author and illustrator. The series had been canceled and then rebooted eight times.