The Books Insiderindependent audiobook data
The Shield of Hercules by Christopher Cartwright

The Shield of Hercules: Audiobook

Book 36 of the Sam Reilly series

According to The Books Insider's catalog data, The Shield of Hercules runs 7.2 hours as an unabridged audiobook, narrated by David Gilmore (about 4.8 hours at 1.5× playback speed).

7.2listening hrs
Action & Adventure (Fiction)store shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 7.2 hours of listening.

Days to finish The Shield of Hercules 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 7.2 hours, it is shorter than 65% of the 6,730 Action & Adventure (Fiction) audiobooks in our catalog.

Catching up on Sam Reilly

This is book 36. Books 1 to 35 run 338.6 hours before it; books 1 to 39 run 369.6 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

The Shield of Hercules is book 36 of Christopher Cartwright's Sam Reilly series: a 7.2-hour unabridged recording, read by David Gilmore, released February 20, 2026, on the Action & Adventure (Fiction) and Mystery, Thriller & Horror shelves.

The listen at a glance

Length
7.2 hrs
Narrated by
David Gilmore
Released
February 20, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Action & Adventure (Fiction), Mystery, Thriller & Horror
Series
Sam Reilly #36
ISBN
9798240042690

How to listen to The Shield of Hercules 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 Shield of Hercules as an audiobook?

The Shield of Hercules runs 7.2 hours unabridged. At 1.5× speed that drops to roughly 4.8 hours.

Is The Shield of Hercules free as an audiobook?

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

Who narrates The Shield of Hercules?

The Shield of Hercules is narrated by David Gilmore.