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Horror thriller

Clock (2023): Cast, Ratings, Ending & Where to Watch

Clock (2023) movie poster

Clock is a 2023 horror thriller starring Dianna Agron as Ella, Melora Hardin and Grace Porter. Critics gave it 79% on Rotten Tomatoes and 59 on Metacritic, and IMDb users rate it 5.0/10. Stream it on Hulu.

IMDb rating
5.0/10
Rotten Tomatoes
79%
Echo Score
68
Metascore
59
Clock (2023) movie poster
Released
Genres
Thriller , Horror
Original language
English
Studio
Hulu
After the credits
No No extra scene
The story

What Is Clock About?

The premise of Clock without spoilers. The whole story and the ending explained are in the plot summary further down.

Facing immense pressure to start a family, a woman participates in an experimental clinical trial designed to reverse the effects of aging. Hoping to regain control of her life and save her marriage, Ella's pursuit of a solution leads her down a challenging and unpredictable path, confronting unforeseen consequences and questioning the very nature of time and motherhood.

Clock Themes & Keywords

· 25 tags
  • male full frontal nudity
  • title directed by female
  • female nudity
  • psychological thriller
  • psychological horror
  • woman
  • antinatalism
  • natalism
  • biological determinism
  • pregnancy
  • tokophobia
  • childfree
+13 more
  • hallucination
  • woman kills man
  • social commentary
  • clock
  • bug
  • implants
  • spiders
  • egg
  • jewish
  • paint
  • nursery
  • penis
  • close up of a penis
Where to watch

Where to Watch Clock

Stream it on Hulu. US availability and prices from JustWatch.

Stream 1

Streaming availability in the US, powered by JustWatch logo

Cast & crew

Clock Cast & Characters

Dianna Agron leads the cast as Ella, with Melora Hardin as Dr. Elizabeth Simmons and Grace Porter as Shauna.

Also Starring in Clock

· 6 more
Ratings

Clock Reviews & Ratings

Critics gave Clock 79% on Rotten Tomatoes and 59 on Metacritic, and IMDb users rate it 5.0/10. Our Echo Score gives it 68/100, strongest in art & craft (70) and weakest in rewatch factor (60).

68 /100

Clock Echo Score Breakdown

Clock presents a thematically ambitious horror piece that succeeds in provoking discomfort through its visual language and topical focus, yet it falters in narrative cohesion and tonal consistency. Critics and viewers note the film’s unsettling imagery and strong performances, especially from Dianna Agron, while also highlighting repetitive sequences and uneven pacing. The mixed reception results in a film that is memorable for its ideas but uneven in execution, delivering a moderately positive overall impression.

Our own 0–100 rating, built from five aspects: art, character, story, the sensory experience and how well a film rewatches.

  • Art & Craft 70

    In terms of art and craft, the film delivers striking visual motifs and a gritty aesthetic that linger after viewing. Reviewers commend the disturbing imagery and vivid cinematography, though some note heavy-handed metaphors and occasional editing lapses. The production design effectively supports the claustrophobic atmosphere, but moments of visual redundancy detract from overall polish. Consequently, the technical execution is solid with notable strengths and minor flaws.

  • Character & Emotion 68

    When evaluating character and emotion, the lead performance by Dianna Agron stands out as a nuanced and compelling portrayal that anchors the narrative. Supporting actors receive praise for adding depth to the thematic exploration. However, several critics point to uneven character development and limited emotional resonance in secondary arcs. The chemistry between protagonists generally holds up, though the script sometimes constrains the expressiveness of the cast, resulting in a generally strong but imperfect character landscape.

  • Story & Flow 60

    Story and flow present a mixed picture, with a core premise that interrogates societal pressure on women and offers fresh thematic material. While many find the concept thought‑provoking, the execution is often described as meandering, repetitive, and overly reliant on genre tropes. Predictable plot beats and an unwieldy climax dilute the film’s originality, leading to a narrative that engages intermittently but fails to sustain momentum throughout.

  • Sensory Experience 70

    The sensory experience of Clock is marked by a disturbing soundscape and a visual style that reinforces its uneasy tone. Critics highlight the effective use of sound design and unsettling score, which amplify the film’s horror elements. Though some reviewers mention cheap scares, the overall auditory and visual cohesion contributes positively to immersion. The film’s sensory palette, while occasionally uneven, largely succeeds in creating a haunting atmosphere.

  • Rewatch Factor 60

    Rewatch factor for Clock is modest; the film offers enough unsettling moments and thematic depth to warrant a second viewing for those interested in its social commentary. Yet, predictable plot points and uneven pacing may limit repeat enjoyment for broader audiences. While some viewers find lasting appeal in its visual and psychological impact, others see little incentive to revisit, resulting in a moderate replay value.

Plot

Clock Plot Summary & Ending Explained

What happens in Clock from start to finish, spoilers included, with a timeline of 15 key events and the ending explained. The opening is below; the full summary is a 3-minute read.

Spoilers ahead

Ella, a 37-year-old woman, finds herself grappling with societal and familial pressure to have children, a path she is not keen on pursuing. Her father, a descendant of Holocaust survivors, nudges her to reconsider her stance on motherhood. Meanwhile, her husband, Aiden, encourages her to consult with Dr. Webber for a breast cancer screening. During the visit, Ella, burdened with anxiety about childbirth, expresses her hope for her biological clock to start ticking. Dr. Webber, however, implies that Ella’s clock may be broken and proposes an experimental treatment instead.

Full summary

The whole story of Clock, scene by scene, with the ending explained

Read the full summary
Videos

Clock Trailers & Videos

The trailer of Clock.

Official Trailer
Quiz

How Well Do You Know Clock?

10 questions about the story, each with a hint if you get stuck. Pick an answer to see whether you were right.

Question 1 of 10

  1. Question 1: not answered
  2. Question 2: not answered
  3. Question 3: not answered
  4. Question 4: not answered
  5. Question 5: not answered
  6. Question 6: not answered
  7. Question 7: not answered
  8. Question 8: not answered
  9. Question 9: not answered
  10. Question 10: not answered

What age is Ella approaching in the film?

Details

Clock Also Known As

23 alternative titles, including “生物钟” and “夺魂钟”.

Also known as
  • 生物钟
  • 夺魂钟
  • 클락
  • 奪魂鐘
  • Sin Tiempo
  • Часики
  • Tic-Tac: A Maternidade do Mal
  • クロック
  • Часы
  • Relógio
  • L'Horloge
  • Годинник
+11 more
  • Zegar
  • שעון
  • Hodiny
  • 클록
  • Ceasul biologic
  • Ρολόι
  • Az óra
  • Сат
  • Sat
  • Thời Gian
  • Laikrodis

Seen Clock?

FAQ

Clock FAQ: Where to Watch, Cast & Release Date

Release date, cast, where to watch, ratings and post-credit scenes of Clock, each answered in a sentence.

When was Clock released?

Clock was released on April 28, 2023.

Who is in the cast of Clock?

Clock stars Dianna Agron as Ella, Melora Hardin as Dr. Elizabeth Simmons and Grace Porter as Shauna, among 10 credited actors.

Where can I watch Clock?

In the US, Clock is streaming on Hulu (availability from JustWatch).

How is Clock rated?

Clock has 5.0/10 on IMDb, 79% on Rotten Tomatoes and 59 on Metacritic.

Does Clock have a post-credit scene?

No. Clock has no extra scene during or after the credits.

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