21 Grams poster
Where to stream

21 Grams

7.320032h 4m15MovieDramaCrimeThriller

Paul Rivers, an ailing mathematician lovelessly married to an English émigré; Christina Peck, an upper-middle-class suburban housewife and mother of two girls; and Jack Jordan, a born-again ex-con, are brought together by a terrible accident that changes their lives.

DirectorAlejandro G. Iñárritu
WriterGuillermo Arriaga
ProducersRobert Salerno·Alejandro G. Iñárritu

Where to watch

Availability shown for United Kingdom · rights vary by country

Cast · Directed by Alejandro G. Iñárritu

SPSean Penn
Sean Penn
Paul Rivers
NWNaomi Watts
Naomi Watts
Cristina Peck
BTBenicio del Toro
Benicio del Toro
Jack Jordan
CGCharlotte Gainsbourg
Charlotte Gainsbourg
Mary Rivers
DHDanny Huston
Danny Huston
Michael Peck
MLMelissa Leo
Melissa Leo
Marianne Jordan
CDClea DuVall
Clea DuVall
Claudia
CNCarly Nahon
Carly Nahon
Cathy
CPClaire Pakis
Claire Pakis
Laura
NN
Nick Nichols
Boy
JRJohn Rubinstein
John Rubinstein
Gynecologist
EMEddie Marsan
Eddie Marsan
Reverend John

More from Sean Penn · Lead actor

Family Guy
Family Guy
1999 · 7.4
Friends
Friends
1994 · 8.4
Two and a Half Men
Two and a Half Men
2003 · 7.4
Curb Your Enthusiasm
Curb Your Enthusiasm
2000 · 8.0
Little House on the Prairie
Little House on the Prairie
1974 · 8.0
The Larry Sanders Show
The Larry Sanders Show
1992 · 7.7
One Battle After Another
One Battle After Another
2025 · 7.3
The Secret Life of Walter Mitty
The Secret Life of Walter Mitty
2013 · 7.2
The Game
The Game
1997 · 7.6
The Angry Birds Movie
The Angry Birds Movie
2016 · 6.3
See all fromSean Penn

More from Naomi Watts · Co-star actress

Spider-Man: Brand New Day
Spider-Man: Brand New Day
2026 · 7.9
Twin Peaks
Twin Peaks
1990 · 8.3
BoJack Horseman
BoJack Horseman
2014 · 8.5
Icons
Icons
2002 · 8.0
All's Fair
All's Fair
2025 · 4.7
Insurgent
Insurgent
2015 · 6.4
King Kong
King Kong
2005 · 6.9
The Watcher
The Watcher
2022 · 7.1
The Impossible
The Impossible
2012 · 7.4
Allegiant
Allegiant
2016 · 6.1
See all fromNaomi Watts

More from Alejandro G. Iñárritu · Director

The Revenant
The Revenant
2015 · 7.5
Digger
Digger
2026
Birdman or (The Unexpected Virtue of Ignorance)
Birdman or (The Unexpected Virtue of Ignorance)
2014 · 7.4
Babel
Babel
2006 · 7.2
Amores Perros
Amores Perros
2000 · 7.6
The Marked Hour
The Marked Hour
1988 · 8.3
The Hire
The Hire
2001 · 7.6
Biutiful
Biutiful
2010 · 7.2
To Each His Own Cinema
To Each His Own Cinema
2007 · 6.4
September 11
September 11
2002 · 6.4
See all fromAlejandro G. Iñárritu

More like this

Damage
Damage
2009 · 6.6
Desperate Measures
Desperate Measures
1998 · 6.0
Red Right Hand
Red Right Hand
2024 · 6.6
The Air I Breathe
The Air I Breathe
2007 · 6.3
Body Brokers
Body Brokers
2021 · 6.2
Cape Fear
Cape Fear
1962 · 7.5
Sweet Girl
Sweet Girl
2021 · 6.6
King Ivory
King Ivory
2025 · 7.0
Requiem for a Dream
Requiem for a Dream
2000 · 8.0
Rust Creek
Rust Creek
2019 · 6.3
Blood Work
Blood Work
2002 · 6.2
All the Devils Are Here
All the Devils Are Here
2025 · 6.2

21 Grams — streaming FAQ

Which OTT platform streams 21 Grams?

21 Grams isn't on any subscription service in United Kingdom right now, but you can rent or buy it on Google Play Movies, YouTube and Sky Store. It's not on Netflix.

Is 21 Grams on Netflix?

No, 21 Grams is not on Netflix in United Kingdom as of September 2026. You can rent or buy it on Google Play Movies and YouTube.

Is 21 Grams on Amazon Prime Video?

No, 21 Grams isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch 21 Grams for free?

21 Grams isn't available free in United Kingdom; you can only rent or buy it on Google Play Movies and YouTube.