The Books Insiderindependent audiobook data
Spines and Slaughter by ACF Bookens

Spines and Slaughter: Audiobook

Book 5 of the Poe Baxter Mysteries series

According to The Books Insider's catalog data, the Spines and Slaughter audiobook runs 4.9 hours unabridged, narrated by Tessa Flannery (about 3.3 hours at 1.5× playback speed).

4.9listening hrs
Police & Detectivestore shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 4.9 hours of listening.

Days to finish Spines and Slaughter at common listening paces
Your paceYou'll finish in
30 min / day10 days
1 hour / day5 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 4.9 hours, it is shorter than 89% of the 22,296 Police & Detective audiobooks in our catalog.

Catching up on Poe Baxter Mysteries

This is book 5. Books 1 to 4 run 20.3 hours before it; books 1 to 5 run 25.3 hours in all.

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

Spines and Slaughter is book 5 of ACF Bookens's Poe Baxter Mysteries series: a 4.9-hour unabridged recording, read by Tessa Flannery, released September 9, 2026, on the Police & Detective shelf.

The listen at a glance

Length
4.9 hrs
Narrated by
Tessa Flannery
Released
September 9, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Police & Detective
Series
Poe Baxter Mysteries #5
ISBN
9781004252954

How to listen to Spines and Slaughter 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 Spines and Slaughter audiobook?

Spines and Slaughter runs 4.9 hours unabridged. At 1.5× speed that drops to roughly 3.3 hours.

Is the Spines and Slaughter audiobook free?

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

Who narrates Spines and Slaughter?

Spines and Slaughter is narrated by Tessa Flannery.