The Books Insiderindependent audiobook data
Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller by S.J. Watson

Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller: Audiobook

According to The Books Insider's catalog data, the Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller audiobook runs 12.3 hours unabridged, narrated by Susannah Harker (about 8.2 hours at 1.5× playback speed).

12.3listening hrs
Police & Detectivestore shelf
2011released
Free for new listeners

The instrument When will you finish it?

Based on 12.3 hours of listening.

Days to finish Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller at common listening paces
Your paceYou'll finish in
30 min / day25 days
1 hour / day13 days
2 hours / day7 days
1 hour / day at 1.5×9 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 12.3 hours, it runs longer than 90% of the 8,235 Police & Detective audiobooks in our catalog.

About as long, on the Police & Detective shelf

929 Police & Detective audiobooks in our catalog run within 10% of this length. The most popular on the store:

Computed from 170,512 English-language unabridged audiobooks in The Books Insider catalog (store data read October 21, 2026). Lengths are the store's own running times. Methodology.

About this listen

Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller is an audiobook by S.J. Watson: a 12.3-hour unabridged recording, read by Susannah Harker, released May 5, 2011, on the Police & Detective shelf.

The listen at a glance

Length
12.3 hrs
Narrated by
Susannah Harker
Released
May 5, 2011
Format
Unabridged audiobook
Language
English
Store shelves
Police & Detective
ISBN
9781446462867

How to listen to Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller free

New members at audiobooks.com get three free audiobooks with the trial.

Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

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Questions listeners ask

How long is the Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller audiobook?

Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller runs 12.3 hours unabridged. At 1.5× speed that drops to roughly 8.2 hours.

Is the Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller?

Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller is narrated by Susannah Harker.

Is Before I Go To Sleep: The no. 1 bestselling Richard & Judy Book Club thriller worth listening to at 1.5× speed?

At 1.5× you'd finish in about 8.2 hours, saving 4.1 hours.