Cover of A Scanner Darkly

Science fiction · Dystopian

A Scanner Darkly

3.9 out of 5, from 515 ratings from Hardcover readers

An undercover narcotics agent is assigned to spy on a circle of friends who use Substance D, a drug that damages the brain. He is also one of the users, and his sense of self begins to split.

Facts last checked 2026-10-17

First published
1977
Pace
Medium
Length
Short
Pages
189
Format
Standalone

Read this if you like bleak, paranoid science fiction about drugs and fractured identity.

Skip this if you want an uplifting read or a plot with a clean resolution.

The feel

Content warnings

  • Addiction
  • Mental illness

Quick answers about A Scanner Darkly

What is A Scanner Darkly about?
An undercover narcotics agent is assigned to spy on a circle of friends who use Substance D, a drug that damages the brain. He is also one of the users, and his sense of self begins to split.
Who should read A Scanner Darkly?
Read it if you like bleak, paranoid science fiction about drugs and fractured identity. Skip it if you want an uplifting read or a plot with a clean resolution.
How long and how fast is A Scanner Darkly?
It is a medium-paced, short read of about 189 pages, first published in 1977.
Does A Scanner Darkly have content warnings?
Content we flag: Addiction, Mental illness.
Can I borrow A Scanner Darkly for free?
Often, yes. Check Libby (OverDrive) to see whether your library lends A Scanner Darkly; the borrow button above searches it for you.

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