The Books Insiderindependent audiobook data
The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave by Blair Howard

The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave: Audiobook

Part of The Lt. Kate Gazzara Murder Files

According to The Books Insider's catalog data, The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave runs 22.4 hours as an unabridged audiobook, narrated by Renée Maxwell (about 14.9 hours at 1.5× playback speed).

22.4listening hrs
Police & Detectivestore shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 22.4 hours of listening.

Days to finish The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave at common listening paces
Your paceYou'll finish in
30 min / day45 days
1 hour / day23 days
2 hours / day12 days
1 hour / day at 1.5×15 days

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

What our data says

  • At 22.4 hours, it runs longer than 99% of the 22,296 Police & Detective audiobooks in our catalog.

About as long, on the Police & Detective shelf

131 Police & Detective 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 Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave is an audiobook by Blair Howard: a 22.4-hour unabridged recording, read by Renée Maxwell, released October 28, 2025, on the Police & Detective shelf.

The listen at a glance

Length
22.4 hrs
Narrated by
Renée Maxwell
Released
October 28, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Police & Detective
Series
The Lt. Kate Gazzara Murder Files
ISBN
9798228706019

How to listen to The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave 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 free

Questions listeners ask

How long is The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave as an audiobook?

The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave runs 22.4 hours unabridged. At 1.5× speed that drops to roughly 14.9 hours.

Is The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave free as an audiobook?

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

Who narrates The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave?

The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave is narrated by Renée Maxwell.

Is The Lt. Kate Gazzara Novels Books 19, 20 & 21: Includes Madison, Annie, and The Mystery of Forrest’s Cave worth listening to at 1.5× speed?

At 1.5× you'd finish in about 14.9 hours, saving 7.5 hours.