Is Lie Detector Worth Watching?
Answer: Maybe not, Lie Detector is likely a skip if you enjoy movies.
It features a runtime of 93 minutes and offers a standard storyline that appeals to general audiences.

Verdict:Lie Detector is a confirmed FLOP based on our analysis of audience ratings and box office momentum.
With a rating of 0.0/10, it has delivered a mixed experience for fans of the genre.
Answer: Maybe not, Lie Detector is likely a skip if you enjoy movies.
It features a runtime of 93 minutes and offers a standard storyline that appeals to general audiences.
Last updated: January 18, 2026
Released in the dynamic cinematic landscape of 2021, Lie Detector emerges as a significant entry in the Cinema domain. The narrative core of the film focuses on a sophisticated exploration of A professional fraudster Zuo Nan and his disciple Ma Hou meet up with Ma Xiaofan, a lie detector and real "scumbag",. Unlike standard genre fare, Lie Detector attempts to deconstruct traditional tropes, offering a conventional take on its central themes.
The success of any Film is often anchored by its ensemble, and Lie Detector features a noteworthy lineup led by Ma Li . Supported by the likes of Wen Zhang and Liang Chao , 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.
In summary, our editorial assessment of Lie Detector (2021) is negative. With an audience rating of NR, it stands as a highly recommended experience for genre enthusiasts.
Quick Plot Summary: Lie Detector is a film that explores complex human emotions and relationships through nuanced character development. This summary provides a scannable look at the movie's central conflict and narrative structure.
Ending Breakdown: Lie Detector attempts to tie together its various plot elements. The finale presents its approach to narrative resolution.
The conclusion addresses the core thematic questions, offering viewers material for post-viewing discussion.
The final moments of Lie Detector reflect the filmmakers' creative choices, offering an ending that aligns with the film's tone and style.
Consider Watching If:






Analyzing the audience sentiment, IMDb rating of 0/10, and global collection metrics, Lie Detector stands as a challenging project for the creators. It remains an essential piece of the 2021 cinematic year.
Lie Detector is considered a flop based on audience ratings of 0/10 and lower collections.
Based on the low rating of 0/10, Lie Detector may not be worth watching unless you are a die-hard fan.
Lie Detector may be available for rent or purchase on digital platforms like Apple TV, Google Play, or Amazon Prime Video. Specific streaming availability can vary by country.
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This analysis is compiled by our editorial experts using multi-source verification and audience sentiment data for maximum accuracy.