Currently available on 4 streaming services.

21 - watch online: streaming, buy or rent

You can buy "21" on Apple TV, Microsoft Store, Amazon Video, Sky Store as download or rent it on Microsoft Store, Apple TV, Sky Store, Amazon Video online.

Cast

Jim Sturgess
Ben Campbell
Kevin Spacey
Micky Rosa
Kate Bosworth
Jill Taylor
Aaron Yoo
Choi
Liza Lapira
Kianna
Jacob Pitts
Fisher
Laurence Fishburne
Cole Williams
Jack McGee
Terry
Josh Gad
Miles
Sam Golzari
Cam
Helen Carey
Ellen Campbell
Jack Gilpin
Bob Phillips
Ben Campbell
Kartengeber
Donna Lows
Planet Hollywood Dealer
Butch Williams
Planet Hollywood Dealer
Steven Richard Vezina
Red Rock Dealer
Chaska T. Werner
Red Rock Dealer
Kyle Morris
Red Rock Dealer
Ernell Manabat
Red Rock Doorman
Frank DeAngelo
Red Rock Host
Marcus Weiss
Red Rock Valet
Anthony DiMaria
Hard Rock Doorman
Christopher Michael Holley
Philosophical Gambler
Scott Beringer
Big Shot
Jeffrey J. Dashnaw
Russian Mafioso
Colin Angle
Professor Hanes
Supriya Chakrabarti
Professor
Bradley Thoennes
Warren
Kiều Chinh
Chinese Woman
Alice Lo
Chinese Woman
Sally Levi
Chemistry Review Girl
Henry Houh
Chinatown Dealer
Frank Chen
Chinatown Host
Spencer Garrett
Stemple
Celeste Oliva
Airport Screener
Ruby Hondros
Wife
Christian Mello
Drunk Dude
Gregory Seymore
Drunk Dude
Rebecca Marshall
Hot Girl (uncredited)
Kris Williams
Friend of Jill (uncredited)
Jeff Kamps
Train Commuter