The Flash
Season 1, Episode 20: Good Night, Central City
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A small time crook gets a hold of a device that puts people to sleep. He goes on a spree while the people are unconscious. He has a plan to knock out the entire city, it's up to the Flash to stop him.
All Episodes - Season 1
Episode 1
Pilot
Episode 2
Out of Control
Episode 3
Watching the Detectives
Episode 4
Honor Among Thieves
Episode 5
Double Vision
Episode 6
Sins of the Father
Episode 7
Child's Play
Episode 8
Shroud of Death
Episode 9
Ghost in the Machine
Episode 10
Sight Unseen
Episode 11
Beat the Clock
Episode 12
The Trickster
Episode 13
Tina, Is That You?
Episode 14
Be My Baby
Episode 15
Fast Forward
Episode 16
Deadly Nightshade
Episode 17
Captain Cold
Episode 18
Twin Streaks
Episode 19
Done with Mirrors
Episode 20
Good Night, Central City
Episode 21
Alpha
Episode 22
The Trial of the Trickster