The Books Insiderindependent audiobook data
The Darkest Hour by Jen Lesko

The Darkest Hour: Audiobook

Book 3 of the Christopher Ocean series

According to The Books Insider's catalog data, The Darkest Hour runs 3.7 hours as an unabridged audiobook, narrated by Margaret Cristell (about 2.5 hours at 1.5× playback speed).

3.7listening hrs
Horrorstore shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 3.7 hours of listening.

Days to finish The Darkest Hour at common listening paces
Your paceYou'll finish in
30 min / day8 days
1 hour / day4 days
2 hours / day2 days
1 hour / day at 1.5×3 days

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

What our data says

  • At 3.7 hours, it is shorter than 67% of the 5,506 Horror audiobooks in our catalog.

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

The Darkest Hour is book 3 of Jen Lesko's Christopher Ocean series: a 3.7-hour unabridged recording, read by Margaret Cristell, released October 20, 2025, on the Horror and Short Stories shelves.

The listen at a glance

Length
3.7 hrs
Narrated by
Margaret Cristell
Released
October 20, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Horror, Short Stories
Series
Christopher Ocean #3
ISBN
4069829038492

How to listen to The Darkest Hour free

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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 Darkest Hour as an audiobook?

The Darkest Hour runs 3.7 hours unabridged. At 1.5× speed that drops to roughly 2.5 hours.

Is The Darkest Hour free as an audiobook?

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

Who narrates The Darkest Hour?

The Darkest Hour is narrated by Margaret Cristell.