- Superhuman Speed
- Superhuman Reflexes
- Superhuman Stamina
- Superhuman Agility
- Superhuman Durability
- Accelerated Healing
- Dimensional Travel
- Enhanced Mental Process
- Enhanced Senses
- Molecular Acceleration
- Vortex Creations
- Barry Allen/The Flash originally appeared in Earth-One continuity in Showcase #4 by Robert Kanigher and Carmine Infantino. He was introduced in Earth-149 continuity in Superman #149 by Jerry Siegel and Curt Swan.
- This version of the Flash, including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- 3 Appearances of Barry Allen (Earth-149)
- 2 Images featuring Barry Allen (Earth-149)
- Quotations by or about Barry Allen (Earth-149)
- Character Gallery: Barry Allen (Earth-149)
|Flash Family member|
This character is or was an incarnation of or an ally of The Flash, and a member of the Flash Family of speedsters. This template will automatically categorize articles that include it into the "Flash Family members" category.
|Justice League member|
This character is or was a member of the Justice League of America, or the Justice League in any of its various incarnations, sworn by a duty to act as guardians of America and the world by using their skills and/or superpowers to protect Earth from both interstellar and domestic threats.