Where to watch The Marshmallow Test (2018) in the UK
The Marshmallow Test (2018) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 15 May 2026 by ScreenSearch.
The marshmallow test became the poster child for the idea that there are specific personality traits that are stable and consistent. And this drives Walter Mischel crazy. "That iconic story is upside-down wrong," Mischel says, "That your future is in a marshmallow. Because it isn't."
Streaming options in the United Kingdom
Updated daily from The Movie Database. Outbound links open the provider directly.
This may be because: (a) the title hasn't been released in the UK yet, (b) it's on physical media only, or (c) the licence has temporarily lapsed. Streaming availability changes frequently — check back daily.
Last verified: — sourced from The Movie Database. Machine-readable: Markdown · JSON.
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The Marshmallow Test — frequently asked questions
Where can I watch The Marshmallow Test in the UK?
The Marshmallow Test (2018) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.
Is The Marshmallow Test on Netflix, Disney+ or Amazon Prime Video in the UK?
The Marshmallow Test is not currently included with any major UK subscription service. It may still be available to rent or buy.
How accurate is this film's availability data?
Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.
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