
The future is a memory. An addicted memory dealer is chased relentlessly by federal narcotics agents bent on keeping the secrets he has locked in his mind hidden.
Does Synapse have end credit scenes?
No!
Synapse does not have end credit scenes. You can leave when the credits roll.
See current US streaming, rental, and purchase options for Synapse (2021) via JustWatch.
Explore the complete cast of Synapse, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Adam G. Simon
Frank / Nathan

Sabrina Revelle
Jackie

Joshua Alba
Frank McDavitt

William Rubio
Freddy

Henry Simmons
Agent 805

Charley Boon
Agent 702

Willie James Warren Jr.
Agent 917

Marcus Jordan
Agent 212

Albert Thakur
Hive Addict

Sophina Brown
Aamina

Jordana Oberman
Thompson

Jeff D. Miller
Hotel Clerk

Dalen Carlson
Street Preacher
Discover where to watch Synapse online, including streaming platforms, rental options, and official sources. Compare reviews, ratings, and in-depth movie information across sites like IMDb, TMDb, Rotten Tomatoes or Letterboxd.
See how Synapse is rated across major platforms like IMDb, Metacritic, and TMDb. Compare audience scores and critic reviews to understand where Synapse stands among top-rated movies in its genre.
Synapse succeeds chiefly through its energetic pacing and inventive sci‑fi premise, delivering an engaging mystery that keeps viewers thinking. The action sequences and performances, particularly from Charley Boon, are frequently praised, while the low‑budget production values draw criticism for lighting and visual effects. Despite uneven craftsmanship, the film’s strong narrative drive and memorable characters grant it solid replay value. In sum, the movie offers a compelling, if imperfect, experience for genre fans.
The Movie Echo Score Breakdown for Synapse
Art & Craft
In terms of art and craft, the film shows flashes of ingenuity, especially in its inventive low‑budget set pieces and dynamic camera angles praised by several viewers. However, critics note persistent issues with lighting, prop quality, and visual effects that undermine the overall visual polish. Consequently, the craftsmanship is uneven, hovering between resourceful creativity and noticeable technical shortcomings.
Character & Emotion
When evaluating character and emotion, performances receive strong commendation, with Charley Boon and other leads highlighted for nuanced acting and on‑screen presence. Several reviewers describe the chemistry among the cast as magnetic and effective. Conversely, a minority criticizes Sophina Brown’s portrayal as wooden, indicating inconsistency in acting quality. Overall, character work leans heavily toward engaging and convincing portrayals.
Story & Flow
In the story domain, the plot’s fast‑paced, puzzle‑like structure is widely praised for maintaining tension and encouraging active viewer engagement. The premise of memory manipulation, though deemed derivative by some, is still found entertaining by the majority. A few comments note occasional confusion due to time jumps, but the overall narrative resolves satisfactorily, delivering a coherent sci‑fi thriller.
Sensory Experience
Regarding sensory experience, the film’s sound design and use of surround sound receive accolades for heightening immersion, particularly during action set‑pieces. Visual style, however, is split; while dynamic scene changes are appreciated, the lighting and visual effects are frequently described as subpar. Thus, the sensory impact is mixed, with strong audio elements offset by uneven visual quality.
Rewatch Factor
The rewatch factor is bolstered by the film’s brisk pacing and thought‑provoking concepts, prompting viewers to return for hidden details and plot intricacies. Many express eagerness to experience the story again, citing enjoyable action and memorable characters. Nonetheless, the inconsistent production values may deter repeat viewings for some. Overall, the movie offers solid replay appeal for genre enthusiasts.

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