Limitless (2011)

Kernel Score: 81% · 11,298 ratings · Rated PG-13

Genres: Thriller, Mystery, Science Fiction

Released: 2011-03-17

Runtime: 106 minutes

Is Limitless worth watching?

Worth watching. A fast, slick thriller about a struggling writer who takes a brain-boosting pill. It has a great first half and a sharp lead performance, though the ending eases off the premise.

Watch it if you

  • like high-concept thrillers
  • enjoy a fast pace and a slick look
  • are curious about smart-drug stories

Skip it if you

  • want a deep science drama
  • dislike stories that tidy up neatly

Best for: Casual movie night

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

Where to watch Limitless

  • Free with ads: Fawesome
  • Rent: JustWatch TV Free, Prime Video, Apple TV, Google Play
  • Buy: Prime Video, Apple TV, Google Play, YouTube

US availability, updated 2026-10-23.

Overview

The life of an unsuccessful writer is transformed by a top-secret 'smart drug' that allows him to use 100% of his brain and become a perfect version of himself. His enhanced abilities soon attract shadowy forces that threaten his new life.

Limitless parents' guide: ages 13+

Parents need to know that Limitless is a PG-13 thriller about a writer who takes an illicit smart drug to boost his brain function, with drug use as a central theme.

  • Violence & scariness: Some — Some thriller violence and threats from shadowy pursuers, rated PG-13.
  • Drinking, drugs & smoking: Strong — Central plot revolves around use of an experimental brain-enhancing pill and its addictive, dangerous consequences.

Fresh Kernels AI-assessed from the official PG-13 rating, publicly documented content. A guide for families, not an official rating.

Movies like Limitless

If you liked Limitless, these are the movies we'd watch next.

  • Gattaca (1997) — 86%: Another smart sci-fi thriller about ambition and human limits.
  • Source Code (2011) — 82%: Quick, clever thriller with a time-loop hook.
  • Memento (2000) — 96%: A puzzle-box thriller that rewards close attention.
  • Twelve Monkeys (1995) — 87%: Mind-bending sci-fi that plays with fate and time.
  • The Prestige (2006) — 95%: A twisty tale of rivalry and obsession.

Director

Neil Burger

Cast

Limitless FAQ

Is Limitless worth watching?

Worth watching. A fast, slick thriller about a struggling writer who takes a brain-boosting pill. It has a great first half and a sharp lead performance, though the ending eases off the premise.

Where can I watch Limitless?

In the US you can watch it free with ads on Fawesome and rent it from JustWatch TV Free, Prime Video, Apple TV and Google Play.

Is Limitless OK for kids?

Limitless is rated PG-13. Fresh Kernels suggests ages 13+. Parents need to know that Limitless is a PG-13 thriller about a writer who takes an illicit smart drug to boost his brain function, with drug use as a central theme.

What movies are like Limitless?

If you liked Limitless, try Gattaca, Source Code, Memento and Twelve Monkeys.