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Thriller

Sleepwalker (2017): Cast & Plot

Sleepwalker (2017) movie poster

Sleepwalker is a 2017 thriller directed by Elliott Lester, starring Ahna O'Reilly as Sarah, Izabella Scorupco and Kevin Zegers. It runs 1 hour 28 minutes.

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Sleepwalker (2017) movie poster
Released
Runtime
1h 28m (88 min)
Director
Elliott Lester
Genre
Thriller
Original language
English
After the credits
No No extra scene
The story

What Is Sleepwalker About?

The premise of Sleepwalker without spoilers. The whole story is in the plot summary further down.

A young woman seeks help from a sleep clinic for her insomnia, but soon deals with her entire life being turned upside down.

Sleepwalker Themes & Keywords

· 50 tags
  • sex scene
  • sleep disorder
  • female nudity
  • see through
  • backlit in a sheer dress
  • sleepwalking outside
  • woman in a bubble bath
  • woman wears a sheer negligee outside
  • female star appears nude
  • sleepwalker
  • sleepwalking
  • dream
+38 more
  • nightmare
  • hallucination
  • amnesia
  • doctor
  • seeing husband commit suicide
  • sleep clinic
  • family name
  • book dedication
  • handwriting
  • partial retrograde amnesia
  • blocking a door with a chair
  • dream sequence
  • repeated scene
  • wearing clothes that don't fit
  • creepy voicemail
  • riding a bicycle
  • thunderstorm
  • suffocated with a plastic bag
  • awakened by a stranger
  • newspaper headline
  • smothered with a pillow
  • attacked from behind
  • upskirt
  • bottle broken over head
  • strapped to a bed
  • driving in rain
  • ambulance
  • walking in the rain
  • unresolved ending
  • crying woman
  • woman sits on a toilet
  • suicide by gun
  • widow
  • college student
  • redheaded woman
  • woman wears a nightgown outside
  • nipples visible through clothing
  • wearing a nightgown in public
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Cast & crew

Sleepwalker Cast & Characters

Ahna O'Reilly leads the cast as Sarah, with Izabella Scorupco as Dr. Cooper and Kevin Zegers as Dr. Koslov. Directed by Elliott Lester; 16 actors are credited in all.

From the director

More from Elliott Lester

More films directed by Elliott Lester, best-rated first: Aftermath, The Thicket, Chop Shop and Nightingale.

Full filmography
Plot

Sleepwalker Plot Summary

What happens in Sleepwalker from start to finish, spoilers included, with a timeline of 12 key events. The opening is below; the full summary is a 4-minute read.

Spoilers ahead

After the suicide of her husband Jonathan Grey, college student Sarah Foster begins to experience dangerous episodes of sleepwalking. Her former professor, Dr. Cooper, suggests a stay at a sleep clinic, where Dr. Koslov and Dr. Scott White monitor her brain activity. Following a night of dreamless sleep, she wakes in a different room, and Koslov informs her that she has been moved for further observation and should stay longer. The unsettling switch between realities becomes the first hint that her perception is not stable.

Full summary

The whole story of Sleepwalker, scene by scene

Read the full summary
Videos

Sleepwalker Trailers & Videos

The trailer of Sleepwalker.

Official Trailer
Quiz

How Well Do You Know Sleepwalker?

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 is the main symptom that Sarah experiences after her husband's death?

Details

Sleepwalker Also Known As

10 alternative titles, including “Лунатик” and “Sonâmbula”.

Also known as
  • Лунатик
  • Sonâmbula
  • 梦游者
  • Lunatyczka
  • Schlafwandler
  • Tra sogno e realtà
  • Sonámbula
  • สลีปวอคเกอร์
  • 슬립워커
  • Náměsíčná

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FAQ

Sleepwalker FAQ: Cast, Runtime & Release Date

Runtime, release date, director, cast and post-credit scenes of Sleepwalker, each answered in a sentence.

How long is Sleepwalker?

Sleepwalker runs 1 hour 28 minutes (88 minutes).

When was Sleepwalker released?

Sleepwalker was released on February 4, 2017.

Who directed Sleepwalker?

Sleepwalker was directed by Elliott Lester.

More films by Elliott Lester

Who is in the cast of Sleepwalker?

Sleepwalker stars Ahna O'Reilly as Sarah, Izabella Scorupco as Dr. Cooper and Kevin Zegers as Dr. Koslov, among 16 credited actors.

Does Sleepwalker have a post-credit scene?

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

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