The Biggest Secret: A BBC Radio 4 Drama: Audiobook
According to The Books Insider's catalog data, The Biggest Secret: A BBC Radio 4 Drama runs 1.7 hours as an unabridged audiobook, narrated by Claudia Harrison and Benedict Cumberbatch and others (about 1.2 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 1.7 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 4 days |
| 1 hour / day | 2 days |
| 2 hours / day | 1 day |
| 1 hour / day at 1.5× | 2 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 1.7 hours, it is shorter than 94% of the 14,520 Literary Fiction audiobooks in our catalog.
More narrated by Claudia Harrison
Claudia Harrison narrates 4 unabridged audiobooks in our catalog, 11 hours in all.
About as long, on the Literary Fiction shelf
63 Literary 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 Biggest Secret: A BBC Radio 4 Drama is an audiobook by Mike Walker: a 1.7-hour unabridged recording, read by Claudia Harrison, Benedict Cumberbatch and Juliet Stevenson, released December 19, 2019, on the Literary Fiction and Historical (Fiction) shelves.
The listen at a glance
- Length
- 1.7 hrs
- Narrated by
- Claudia Harrison, Benedict Cumberbatch, Juliet Stevenson
- Released
- December 19, 2019
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Literary Fiction, Historical (Fiction)
- ISBN
- 9781787537897
How to listen to The Biggest Secret: A BBC Radio 4 Drama 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 Biggest Secret: A BBC Radio 4 Drama as an audiobook?
The Biggest Secret: A BBC Radio 4 Drama runs 1.7 hours unabridged. At 1.5× speed that drops to roughly 1.2 hours.
Is The Biggest Secret: A BBC Radio 4 Drama free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Biggest Secret: A BBC Radio 4 Drama?
The Biggest Secret: A BBC Radio 4 Drama is narrated by Claudia Harrison, Benedict Cumberbatch and Juliet Stevenson.