What Happened to Monday (2017)

Kernel Score: 80% · 6,369 ratings · Rated R

Genres: Science Fiction, Thriller, Mystery, Action

Released: 2017-08-18

Runtime: 123 minutes

Is What Happened to Monday worth watching?

Worth watching. In an overpopulated future with a one-child rule, seven identical sisters share a single identity until one vanishes. Noomi Rapace's seven performances are impressive, and the action is brisk, though the plot gets silly late on.

Watch it if you

  • like dystopian thrillers with a strong hook
  • enjoy watching one actor play many roles
  • want fast action with a sci-fi twist

Skip it if you

  • want tight, plausible sci-fi
  • dislike violence in a bleak setting

Best for: Weeknight popcorn thriller

Fresh Kernels verdict, AI-assisted from our scores, audience reviews and the official rating.

Where to watch What Happened to Monday

US availability, updated 2026-10-22.

Overview

In a world where families are limited to one child due to overpopulation, a set of identical septuplets must avoid being put to a long sleep by the government and dangerous infighting while investigating the disappearance of one of their own.

What Happened to Monday parents' guide: ages 15+

Parents need to know that What Happened to Monday is an R-rated dystopian thriller involving population control, execution, and betrayal.

  • Violence & scariness: Strong — Includes chases, executions, and conflict in an authoritarian population-control dystopia.
  • Language: Moderate — Rated R, consistent with strong profanity typical of the genre.

Fresh Kernels AI-assessed from the official R rating, publicly documented content. A guide for families, not an official rating.

Movies like What Happened to Monday

If you liked What Happened to Monday, these are the movies we'd watch next.

  • Gattaca (1997) — 86%: Thoughtful sci-fi thriller about identity and state control
  • Soylent Green (1973) — 76%: Classic overpopulation dystopia with a mystery at its core
  • The Maze Runner (2014) — 82%: Young people trapped in a dystopian system
  • V for Vendetta (2006) — 87%: Dystopian thriller about resisting an oppressive state
  • Oldboy (2003) — 89%: Tense thriller with a shocking, personal mystery
  • Twelve Monkeys (1995) — 87%: Mysterious sci-fi thriller about a hidden past

Director

Tommy Wirkola

Cast

  • Noomi Rapace as The Settman Siblings
  • Glenn Close as Nicolette Cayman
  • Willem Dafoe as Terrence Settman
  • Marwan Kenzari as Adrian Knowles
  • Christian Rubeck as Joe
  • Pål Sverre Hagen as Jerry
  • Tomiwa Edun as Eddie
  • Cassie Clare as Zaquia
  • Cameron Jack as Dutch
  • Clara Read as The Young Settman Siblings

What Happened to Monday FAQ

Is What Happened to Monday worth watching?

Worth watching. In an overpopulated future with a one-child rule, seven identical sisters share a single identity until one vanishes. Noomi Rapace's seven performances are impressive, and the action is brisk, though the plot gets silly late on.

Where can I watch What Happened to Monday?

In the US you can stream What Happened to Monday on Netflix.

Is What Happened to Monday OK for kids?

What Happened to Monday is rated R. Fresh Kernels suggests ages 15+. Parents need to know that What Happened to Monday is an R-rated dystopian thriller involving population control, execution, and betrayal.

What movies are like What Happened to Monday?

If you liked What Happened to Monday, try Gattaca, Soylent Green, The Maze Runner and V for Vendetta.