Flash: Speed Demond is an live-action superhero film, and the first movie in the Fastest Man Alive Trilogy. The director was Zach Snyder, and the producer was Christopher Nolan. The film starred Liam Hemsworth, Amy Adams, Mark Wahlberg, Guy Pearce, and Bradely Steven Perry.

Flash: Speed Demond
A promo picture for the film.

Directed by

Zack Snyder

Produced by

Christopher Nolan

Screenplay by

Zack Snyder

Story by

Christopher Nolan

Based on

The Flash characters/comics

Narrated by



Liam Hemsworth, Mark Wahlberg, Emma Stone, Guy Pearce

Music by

Various Artists

Distributed by

Warner Bros.

Release date(s)

July 20th, 2014


While working in a science lab, Central City scientist Barry Allen (Liam Hemsworth) is caught in a nuclear explosion. When he recovers from the blast, Barry finds out that he has gained supersonic speed, and decides to use his new power for good. He becomes the Flash, the Fastest Man Alive, and also becomes the protector of Central City. Alen tries to hide his secret from his girlfriend, Iris West (Amy Adams), but it is very difficult for him to do. When an man for Australia moves to Central City, he becomes very fond of the Flash. But when Flash fails to sign his Flash t-shirt, he becomes the supervillain Captain Boomerang (Guy Pearce) and causes all chaos in Central City. Flash attempts to stop Captain Boomerang, but a former soilder takes up the name of Heatwave (Mark Wahlberg) and joins Captain Boomerang in the fight against good. Barry then finds out that his girlfriend's nephew, Wally (Bradely Steven Perry) also has earned supersonic speed, and Wally joins him in the fight against evil as his sidekick, Kid Flash. The villains are eventually defeated, and Captain Boomerang dies in the fight against Flash and Kid Flash. Heatwave is sent to prison, and Barry and Wally go home. The two talk about the battle, and Iris overhears them. She figures out that Barry and Wally are Flash and Kid Flash, but doesn't mention it. The film ends with a cry for help, and Flash and Kid Flash race to go help.


  • Liam Hemsworth as Barry Allen/The Flash
  • Amy Adams as Iris West
  • Bradley Steven Perry as Wally West/Kid Flash
  • Guy Pearce as Captain Boomerang
  • Mark Wahlberg as Heatwave