21 poster

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Streaming data from JustWatch

21

2008 · Movie · 123 min
C

MEANRANK

63/100

Averaged across 12 ratings · 1.1M votes

Every rating

Platform pages last read 30 September 2026. IMDb’s figure comes from IMDb’s own data file, which we re-read about once a month.

Google: Google retired the star ratings it used to show in search results, so this one no longer updates. More on where the numbers come from →

36–80 out of 100

Split

Lowest is Rotten Tomatoes critics on 36, highest is Google on 80. Critics average 42, everyone else 67.

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Compare Trailer

A brilliant MIT student is recruited by a math professor to join a small team of gifted students. They are trained to count cards and use a sophisticated system of signals to win millions at blackjack in Las Vegas. The student is seduced by the glamour and money, but the operation attracts the attention of a ruthless casino security enforcer who is determined to catch them.

Details

Based on
Bringing Down the House by Ben Mezrich
Released
27 March 2008
Country
United States, United Kingdom
Language
English
Runtime
123 min
Rated
PG-13
Budget
$35.0M
Box office
$159.8M

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