The Substance: Albert Hofmann's LSD (2011): cast, story & where to watch
2011 · Film · ★ 6.9

Released in 2011, The Substance: Albert Hofmann's LSD is a documentary film directed by Martin Witz, running about 90 minutes.
What it’s about. By coincidence rather than by design, the Swiss chemist Albert Hofmann makes a sensational discovery in the spring of 1943. He realizes that he is dealing with a powerful molecule that will have an impact that reaches far beyond the scientific world. THE SUBSTANCE is an investigation into our troubled relationship with LSD, told from its beginnings to today.
Who’s in it. The Substance: Albert Hofmann's LSD stars James S. Ketchum as Self.
How it landed. With an audience score of 6.9/10, The Substance: Albert Hofmann's LSD has drawn a solid, mixed-to-positive response.
Where to watch. In GB you can stream it on GuideDoc. See the full, country-by-country breakdown on our where to watch The Substance: Albert Hofmann's LSD page.
If you liked it. Fans of The Substance: Albert Hofmann's LSD tend to enjoy One Direction: This Is Us, Burn the Stage: The Movie, BTS World Tour: Love Yourself - Japan Edition and Senna.
Frequently asked
- Where can I watch The Substance: Albert Hofmann's LSD (2011)?
- In GB, The Substance: Albert Hofmann's LSD is available to stream on GuideDoc. Availability varies by country — check our where-to-watch page for every region.
- Is The Substance: Albert Hofmann's LSD worth watching?
- The Substance: Albert Hofmann's LSD holds an audience score of 6.9 out of 10, and is a strong pick if you enjoy documentary. Reactions are mixed, so it may depend on taste.
- Who stars in The Substance: Albert Hofmann's LSD?
- The Substance: Albert Hofmann's LSD stars James S. Ketchum.
- When was The Substance: Albert Hofmann's LSD released?
- The Substance: Albert Hofmann's LSD was released in 2011, with a runtime of about 90 minutes.
