The Books Insiderindependent audiobook data
The Unnatural Inquirer by Simon R. Green

The Unnatural Inquirer: Audiobook

Book 8 of the Nightside series

According to The Books Insider's catalog data, The Unnatural Inquirer runs 5.4 hours as an unabridged audiobook, narrated by Dan Calley (about 3.6 hours at 1.5× playback speed).

5.4listening hrs
Fantasystore shelf
2022released
Free for new listeners

The instrument When will you finish it?

Based on 5.4 hours of listening.

Days to finish The Unnatural Inquirer at common listening paces
Your paceYou'll finish in
30 min / day11 days
1 hour / day6 days
2 hours / day3 days
1 hour / day at 1.5×4 days

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

What our data says

  • At 5.4 hours, it is shorter than 78% of the 12,109 Fantasy audiobooks in our catalog.

Catching up on Nightside

This is book 8. Books 1 to 7 run 43.8 hours before it; books 1 to 13 run 89.2 hours in all.

BookTitleLength
1Something from the Nightside4.9 hrs
2Agents of Light and Darkness5.1 hrs
3Nightingale's Lament5.4 hrs
4Hex and the City6.8 hrs
5Paths Not Taken7.5 hrs
6Sharper Than a Serpent's Tooth7.3 hrs
7Hell to Pay6.8 hrs
8The Unnatural Inquirer5.4 hrs
9Just Another Judgement Day6.5 hrs
10The Good, the Bad, and the Uncanny7 hrs
11A Hard Day's Knight8.8 hrs
12The Bride Wore Black Leather8.8 hrs

About as long, on the Fantasy shelf

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

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 Unnatural Inquirer is book 8 of Simon R. Green's Nightside series: a 5.4-hour unabridged recording, read by Dan Calley, released May 24, 2022, on the Fantasy and Paranormal shelves.

The listen at a glance

Length
5.4 hrs
Narrated by
Dan Calley
Released
May 24, 2022
Format
Unabridged audiobook
Language
English
Store shelves
Fantasy, Paranormal
Series
Nightside #8
ISBN
9781666183948

How to listen to The Unnatural Inquirer 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 Unnatural Inquirer as an audiobook?

The Unnatural Inquirer runs 5.4 hours unabridged. At 1.5× speed that drops to roughly 3.6 hours.

Is The Unnatural Inquirer free as an audiobook?

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

Who narrates The Unnatural Inquirer?

The Unnatural Inquirer is narrated by Dan Calley.