The Books Insiderindependent audiobook data
Otherworld: Book 1 of The Inspector Dalton Files by Adair Hart

Otherworld: Book 1 of The Inspector Dalton Files: Audiobook

Book 1 of the Inspector Dalton Files series

According to The Books Insider's catalog data, the Otherworld: Book 1 of The Inspector Dalton Files audiobook runs 7.3 hours unabridged, narrated by Michael Wolfe (about 4.9 hours at 1.5× playback speed).

7.3listening hrs
Science Fictionstore shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 7.3 hours of listening.

Days to finish Otherworld: Book 1 of The Inspector Dalton Files at common listening paces
Your paceYou'll finish in
30 min / day15 days
1 hour / day8 days
2 hours / day4 days
1 hour / day at 1.5×5 days

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

What our data says

  • At 7.3 hours, it is shorter than 62% of the 13,269 Science Fiction audiobooks in our catalog.

About as long, on the Science Fiction shelf

1,486 Science Fiction 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

Otherworld: Book 1 of The Inspector Dalton Files is book 1 of Adair Hart's Inspector Dalton Files series: a 7.3-hour unabridged recording, read by Michael Wolfe, released March 8, 2026, on the Science Fiction shelf.

The listen at a glance

Length
7.3 hrs
Narrated by
Michael Wolfe
Released
March 8, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Science Fiction
Series
The Inspector Dalton Files #1
ISBN
9798240036224

How to listen to Otherworld: Book 1 of The Inspector Dalton Files 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.

Start listening free

Questions listeners ask

How long is the Otherworld: Book 1 of The Inspector Dalton Files audiobook?

Otherworld: Book 1 of The Inspector Dalton Files runs 7.3 hours unabridged. At 1.5× speed that drops to roughly 4.9 hours.

Is the Otherworld: Book 1 of The Inspector Dalton Files audiobook free?

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

Who narrates Otherworld: Book 1 of The Inspector Dalton Files?

Otherworld: Book 1 of The Inspector Dalton Files is narrated by Michael Wolfe.