The Red Line: Audiobook
Book 1 of the Matt Sinclair series
According to The Books Insider's catalog data, The Red Line runs 17.6 hours as an unabridged audiobook, narrated by Peter Berkrot (about 11.7 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 17.6 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 36 days |
| 1 hour / day | 18 days |
| 2 hours / day | 9 days |
| 1 hour / day at 1.5× | 12 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 17.6 hours, it runs longer than 94% of the 6,730 Action & Adventure (Fiction) audiobooks in our catalog.
More narrated by Peter Berkrot
Peter Berkrot narrates 390 unabridged audiobooks in our catalog, 3,854 hours in all.
About as long, on the Action & Adventure (Fiction) shelf
267 Action & Adventure (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
The Red Line is book 1 of Walt Gragg's Matt Sinclair series: a 17.6-hour unabridged recording, read by Peter Berkrot, released May 2, 2017, on the Action & Adventure (Fiction) and Westerns & War shelves.
The listen at a glance
- Length
- 17.6 hrs
- Narrated by
- Peter Berkrot
- Released
- May 2, 2017
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Action & Adventure (Fiction), Westerns & War
- Series
- The Matt Sinclair Series #1
- ISBN
- 9781455137015
How to listen to The Red Line 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 freeQuestions listeners ask
How long is The Red Line as an audiobook?
The Red Line runs 17.6 hours unabridged. At 1.5× speed that drops to roughly 11.7 hours.
Is The Red Line free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Red Line?
The Red Line is narrated by Peter Berkrot.
Is The Red Line worth listening to at 1.5× speed?
At 1.5× you'd finish in about 11.7 hours, saving 5.9 hours.