The Face of the Unknown: Audiobook
According to The Books Insider's catalog data, The Face of the Unknown runs 10.6 hours as an unabridged audiobook, narrated by Robert Petkoff (about 7.1 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 10.6 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 22 days |
| 1 hour / day | 11 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 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 10.6 hours, it runs longer than 66% of the 13,269 Science Fiction audiobooks in our catalog.
More narrated by Robert Petkoff
Robert Petkoff narrates 385 unabridged audiobooks in our catalog, 4,502 hours in all.
About as long, on the Science Fiction shelf
2,140 Science Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:
- Dark Matter
- Star Wars: The Old Republic - Legends: Revan
- Star Wars Legends: Darth Bane Trilogy: Rule of Two
- The Troop
- 1986 - Book 1: Hunted in Time
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 Face of the Unknown is an audiobook by Christopher L. Bennett: a 10.6-hour unabridged recording, read by Robert Petkoff, released December 27, 2016, on the Science Fiction shelf.
The listen at a glance
- Length
- 10.6 hrs
- Narrated by
- Robert Petkoff
- Released
- December 27, 2016
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Science Fiction
- ISBN
- 9781508234340
How to listen to The Face of the Unknown 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 Face of the Unknown as an audiobook?
The Face of the Unknown runs 10.6 hours unabridged. At 1.5× speed that drops to roughly 7.1 hours.
Is The Face of the Unknown free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Face of the Unknown?
The Face of the Unknown is narrated by Robert Petkoff.
Is The Face of the Unknown worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.1 hours, saving 3.5 hours.