The Books Insiderindependent audiobook data
Treachery by S.J. Parris

Treachery: Audiobook

Book 4 of the Giordano Bruno series

According to The Books Insider's catalog data, the Treachery audiobook runs 20 hours unabridged, narrated by Laurence Kennedy (about 13.3 hours at 1.5× playback speed).

20listening hrs
Historical (Fiction)store shelf
2014released
Free for new listeners

The instrument When will you finish it?

Based on 20 hours of listening.

Days to finish Treachery at common listening paces
Your paceYou'll finish in
30 min / day40 days
1 hour / day20 days
2 hours / day10 days
1 hour / day at 1.5×14 days

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

What our data says

  • At 20 hours, it runs longer than 95% of the 13,430 Historical (Fiction) audiobooks in our catalog.

Catching up on Giordano Bruno

This is book 4. Books 1 to 3 run 46 hours before it; books 1 to 7 run 115.9 hours in all.

BookTitleLength
1Heresy14.8 hrs
2Prophecy14.8 hrs
3Sacrilege16.5 hrs
4Treachery20 hrs
5Conspiracy16.3 hrs
6Execution16.6 hrs
7Alchemy17.1 hrs

About as long, on the Historical (Fiction) shelf

457 Historical (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

Treachery is book 4 of S.J. Parris's Giordano Bruno series: a 20-hour unabridged recording, read by Laurence Kennedy, released February 27, 2014, on the Historical (Fiction) shelf.

The listen at a glance

Length
20 hrs
Narrated by
Laurence Kennedy
Released
February 27, 2014
Format
Unabridged audiobook
Language
English
Store shelves
Historical (Fiction)
Series
Giordano Bruno #4
ISBN
9781471256455

How to listen to Treachery free

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Questions listeners ask

How long is the Treachery audiobook?

Treachery runs 20 hours unabridged. At 1.5× speed that drops to roughly 13.3 hours.

Is the Treachery audiobook free?

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

Who narrates Treachery?

Treachery is narrated by Laurence Kennedy.

Is Treachery worth listening to at 1.5× speed?

At 1.5× you'd finish in about 13.3 hours, saving 6.7 hours.