Based on a True Story

  • 2017
  • Not Rated
  • 97m
movieMx RATING
5.7/10$515.0
VERDICT
ABOVE AVERAGE
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Performance & Direction: Based on a True Story Review

Last updated: January 22, 2026

movieMx Editorial Team
REVIEWED BY

movieMx Editorial Team

🔍 Cinematic Analysis Expert

Leading cinematic analysis expert with over 10 years of experience in Bollywood and Hollywood box office tracking. Reviewed 500+ films with a focus on narrative structure and commercial profitability.

📅 Updated: January 22, 2026 🎟️ Verified Viewing

🎬 Quick Verdict: Hit or Flop?

Is Based on a True Story (2017) worth watching? According to our cinematic analysis, the film stands as a ABOVE AVERAGE with a verified audience rating of 5.7/10. Whether you're looking for the box office collection, ending explained, or parents guide, our review covers everything you need to know about this Thriller.

🎭 Cast Performances: A Masterclass

The success of any Thriller is often anchored by its ensemble, and Based on a True Story features a noteworthy lineup led by Emmanuelle Seigner . Supported by the likes of Eva Green and Vincent Perez , the performances bring a palpable realism to the scripted words.

Performance Analysis: While the cast delivers competent and professional performances, they are occasionally hampered by a script that leans into familiar archetypes.

💡 Final Verdict: Is it Worth Watching?

In summary, our editorial assessment of Based on a True Story (2017) is mixed. With an audience rating of 5.7/10, it stands as a highly recommended experience for genre enthusiasts.

Story & Plot Summary: Based on a True Story

Quick Plot Summary: Based on a True Story is a Thriller, Mystery film that builds tension through unpredictable twists and keeps audiences guessing until the final reveal. This summary provides a scannable look at the movie's central conflict and narrative structure.

Story Breakdown

The plot weaves a complex web of mystery and suspense. Delphine is the author of an autobiographical novel that has become a bestseller. Exhausted by the promotional tour, just when she feels out of place, paralyzed by the idea of having to start writing again, she meets Elle, a young, attractive, intelligent, intuitive woman who seems to understand her better than anyone. Information is revealed strategically, keeping viewers engaged as they piece together clues alongside the protagonist. The narrative maintains momentum through well-timed revelations and unexpected turns.

Narrative Structure

  • Opening Hook: The opening scene plants the seeds of mystery, introducing questions that will drive the narrative forward.
  • Character Arc: Character development is present but somewhat formulaic, following familiar patterns without adding fresh perspectives to the genre.
  • Climax & Resolution: All mysteries converge in a climax that recontextualizes earlier events and delivers satisfying answers.

Ending Explained: Based on a True Story

Ending Breakdown: Based on a True Story attempts to tie together its various plot elements. The finale presents its approach to thriller resolution.

The final reveal recontextualizes earlier scenes, offering viewers material for post-viewing discussion.

Ending Analysis:

  • Narrative Resolution: The story concludes by addressing its primary narrative threads, providing closure while maintaining some ambiguity.
  • Character Arcs: Character journeys reach their narrative endpoints, reflecting the film's thematic priorities.
  • Thematic Payoff: The ending reinforces the thriller themes established throughout the runtime.

The final moments of Based on a True Story reflect the filmmakers' creative choices, offering an ending that aligns with the film's tone and style.

Who Should Watch Based on a True Story?

Consider Watching If:

  • You're a completist for Thriller films
  • You're curious despite mixed reviews
  • You have low expectations and want casual entertainment

Box Office Collection: Based on a True Story

Metric / RegionCollection (Approx)
Production Budget $11.3M
Trade Verdict FINANCIAL DISAPPOINTMENT

Based on a True Story Budget

The estimated production budget for Based on a True Story is $11.3M. This figure covers principal photography, talent acquisitions, and visual effects. When accounting for global marketing and distribution, the break-even point is typically 2x the base production cost.

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Top Cast: Based on a True Story

All Cast & Crew →
Vincent Perez
Vincent PerezFrançois
Brigitte Roüan
Brigitte RoüanThe Documentalist
Camille Chamoux
Camille ChamouxThe Press Agent
Noémie Lvovsky
Noémie LvovskyThe Exhibition Curator
Leonello Brandolini
Leonello BrandoliniThe Italian Editor
Édith Le Merdy
Édith Le MerdyThe Neighbor
Elisabeth Quin
Elisabeth QuinThe Journalist
Damien Bonnard
Damien BonnardThe Sound Engineer
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Where to Watch Based on a True Story Online?

Streaming Hub

📺 Stream on

Amazon Prime VideoAmazon Prime Video
Amazon Prime Video with AdsAmazon Prime Video with Ads

Based on a True Story Parents Guide & Age Rating

2017 Advisory
Not Rated

Official Age Rating

Wondering about Based on a True Story age rating or if it's safe for kids? Here is our cinematic advisory:

Based on a True Story has not been officially rated yet. Based on its genres (Thriller, Mystery), it contains mature themes, violence.

⏱️ Runtime & Duration

The total runtime of Based on a True Story is 97 minutes (1h 37m). Ensuring you have enough time for the full cinematic experience.

Final Verdict

Analyzing the audience sentiment, IMDb rating of 5.7/10, and global collection metrics, Based on a True Story stands as a challenging project for the creators. It remains an essential piece of the 2017 cinematic year.

Frequently Asked Questions

Is Based on a True Story worth watching?

Based on a True Story is definitely worth watching if you enjoy Thriller movies. It has a verified rating of 5.7/10 and stands as a ABOVE AVERAGE in our box office analysis.

Where can I find Based on a True Story parents guide and age rating?

The official parents guide for Based on a True Story identifies it as Not Rated. Our detailed advisory section above covers all content warnings for families.

What is the total runtime of Based on a True Story?

The total duration of Based on a True Story is 97 minutes, which is approximately 1h 37m long.

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Critic Reviews for Based on a True Story

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movieMx Verified

This review has been verified for accuracy and editorial quality by our senior cinematic analysts.

This analysis is compiled by our editorial experts using multi-source verification and audience sentiment data for maximum accuracy.

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Expert Consensus
Live Rating
MOVIEMX
★ 5.7
Based on a True Story
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