Orphaned by tragedy and raised by his best friend's father, brilliant CSI Barry Allen gains powers when lightning strikes him during a freak storm. When another meta-human attacks the city, Barry puts his powers to the test.
Getting to grips with life in the fast lane, Barry confronts a robber who can make multiple versions of himself.
The Flash may have met his match in a metahuman who can transform into a deadly poisonous gas; Joe visits Henry in prison.
A villain named Leonard Snart gets his hands on a `cold' gun, which could kill Barry; Joe gives Iris the silent treatment.
Gen Eiling and the Army take over the case after a bomb goes off downtown, drawing Joe's suspicion. After refusing to stop writing about `the streak,' Iris receives a visit from the Flash.
A muscly metahuman who can transform into metal wreaks havoc in Central City. Joe, meanwhile, reaches out to Dr Wells.
Grant Gustin
Barry Allen / The Flash
Candice Patton
Iris West
Danielle Panabaker
Caitlin Snow
Carlos Valdes
Cisco Ramon
Tom Cavanagh
Dr. Harrison Wells