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Grass

6.619991h 20mMovieDocumentary

Marijuana is the most controversial drug of the 20th Century. Smoked by generations to little discernible ill effect, it continues to be reviled by many governments on Earth. In this Genie Award-winning documentary veteran Canadian…

DirectorRon Mann
WriterSolomon Vesta
ProducerKeith Clarkson

Where to watch

Availability shown for United Kingdom · rights vary by country

Cast · Directed by Ron Mann

WHWoody Harrelson
Woody Harrelson
Narrator (voice)
TCTommy Chong
Tommy Chong
Self (archive footage)
CMCheech Marin
Cheech Marin
Self (archive footage)
JLJohn Lennon
John Lennon
Self (archive footage)
RRRonald Reagan
Ronald Reagan
Self (archive footage)
JCJimmy Carter
Jimmy Carter
Self (archive footage)
RNRichard Nixon
Richard Nixon
Self (archive footage)
GFGerald Ford
Gerald Ford
Self (archive footage)
CCCab Calloway
Cab Calloway
Self (archive footage)
BCBill Clinton
Bill Clinton
Self (archive footage)
GBGeorge H. W. Bush
George H. W. Bush
Self (archive footage)
HA
Harry J. Anslinger
Self (archive footage)

More from Woody Harrelson · Lead actor

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Cheers
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Will & Grace
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Spin City
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Now You See Me: Now You Don't
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The Hunger Games: Mockingjay - Part 1
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2012
2012
2009 · 5.9
See all fromWoody Harrelson

More from Tommy Chong · Co-star actor

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1989 · 8.0
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1997 · 8.3
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2025 · 7.7
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1998 · 7.9
Uncle Grandpa
Uncle Grandpa
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1995 · 7.6
Zootopia
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2016 · 7.8
Raising Hope
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2010 · 7.5
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2011 · 7.3
See all fromTommy Chong

More from Ron Mann · Director

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2025 · 10.0
Altman
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Twist
Twist
1992 · 6.6
In the Wake of the Flood
In the Wake of the Flood
2010
Go Further
Go Further
2003 · 6.8
Tales of the Rat Fink
Tales of the Rat Fink
2006 · 5.9
Comic Book Confidential
Comic Book Confidential
1989 · 6.8
Poetry in Motion
Poetry in Motion
1982 · 8.0
Carmine Street Guitars
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2018 · 7.2
Imagine the Sound
Imagine the Sound
1981 · 7.2
See all fromRon Mann

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Grass — streaming FAQ

Which OTT platform streams Grass?

Grass isn't on any subscription service in United Kingdom right now, but you can rent or buy it on Amazon Video and Apple TV Store. It's not on Netflix.

Is Grass on Netflix?

No, Grass is not on Netflix in United Kingdom as of September 2026. You can rent or buy it on Amazon Video and Apple TV Store.

Is Grass on Amazon Prime Video?

Grass isn't included with a Prime Video subscription in United Kingdom, but you can rent or buy it on Amazon Video.

Where can I watch Grass for free?

Grass isn't available free in United Kingdom; you can only rent or buy it on Amazon Video and Apple TV Store.