Sleeper Agent: Vengeance by John Birmingham

Fantasy · Sci-Fi

Sleeper Agent: Vengeance by John Birmingham

Editorial direction by Founder, Recommended Audiobooks

9 hours and 36 minutesRuntimeUnabridged audiobookFormatDecember 3, 2024Release dateNarrated editionNarration

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Recommendation DNA i

Developing Profile
Not scored

An early recommendation profile built from the strongest book and listener information we can support so far.

Story quality
Early
Narration quality
Moderate
Listener fit
Moderate

The DNA score and trait strengths summarize what the available evidence says about fit and experience—not popularity or customer ratings.

What it’s about

Get ready for an exhilarating journey with "Vengeance Zero," the gripping tenth installment of the #1 bestselling AGENT ZERO series. When a minor terrorist group plots to strike a vulnerable target in the U.S., Agent Zero races against time to thwart their plans. As he grapples with personal battles, including an assassination attempt and the loss of a loved one, his quest for vengeance takes center stage. This unputdownable espionage thriller promises edge-of-your-seat excitement, transporting you into a cinematic experience with every page. With Books #11 and #12 available, prepare for a thrilling ride that you'll want to binge.

Evidence Confidence

Why this matters →
DevelopingAudiobook-specific confidence
  • The book itself is well identified and supported across independent sources.
  • We still have limited information tied to this exact recording or edition.
  • We don’t yet have enough narrator-specific commentary to characterize the performance.

We have a useful picture of the audiobook, though some listening and edition-specific details are still becoming clearer.

Evidence Snapshot i

These cards measure different things in the same evidence pool, so they are not meant to add together. Retained Evidence counts unique saved records; discussions and networks count independent groups; narration and edition cards count only records qualified for those specific jobs.

View all evidence sources
129Retained Evidence
Unique evidence records after filtering and deduplication
Supporting sources 11
What this means

Unique evidence records that remain after filtering and deduplication. The larger evidence-signal total shown below can be higher because one retained record may support several separate facts or observations.

23Discussions
Unique review, forum and conversation groups
Source groups 4
What this means

Separate reviews, forums, interviews, or conversations, with duplicates kept from inflating the total.

9Source Networks
Unique source families, communities and publications
Networks 9
What this means

Different platforms and publications represented in the research behind this page.

0Narration Evidence
Usable voice or performance evidence for this recording
What this means

Performance evidence that can actually describe how this narrator sounds or performs this recording. Identity records, narrator biographies, sample links, and awards are useful context but do not count here on their own.

3Edition Sources
Recording-specific identity and edition checks
Supporting sources 3
What this means

Sources tied to the audiobook recording itself, such as verified product or catalog records that help resolve narrator, runtime, format, release information, or stable recording identifiers.

August 31, 2026Last Updated
This page is refreshed as new information arrives
What this means

The most recent date this page’s saved evidence picture was refreshed and checked.

A larger evidence pool gives us more to work with, but volume alone does not make a conclusion stronger. Relevance and independence still matter.

Narrator Experience

What we can responsibly verify about the narrator and this recording.

How we build this section
Performance descriptions use evidence tied to this recording. Repeated independent observations carry more weight than isolated comments. Narrator background and awards add context but do not determine how this performance is described. Measured sample signals describe only the analyzed excerpt and are never treated as quality scores.
We’ve confirmed the narrator, but we don’t have enough reliable performance evidence yet.

The narrator credit can be shown, but a performance description waits for qualified recording-specific commentary or a verified analyzable excerpt.

What we can confirm
Verified narratorRupert Degas
Verified context3 source groups · 7 context records
Official sampleVerified and available
Identity, catalog, and sample records help verify who and what this recording is. They do not become performance claims unless they actually describe or analyze the narration.
Hear official sample

Verified against the exact title, author, and narrator. Opens the Amazon sample page; the commercial audio is not copied or rehosted here.

Explore verified narrator context

Evidence behind this section

Counts describe support for this narrator/recording, not a quality score.
7Additional narrator/context records

Why we describe the performance this way

We use evidence tied specifically to this recording. Repeated observations across independent sources carry more weight than isolated comments. Narrator background and career recognition can add useful context, but they do not determine how this performance is described.

Narrator recognition & background

Verified narrator recognition

Career recognition belongs to the narrator; it is not automatically an award for this audiobook.

Audie narrator — Winner
Supporting narrator & context sources3 source groups · 7 linked records
View source groups 3 groups · 7 records

What the Story Feels Like

How this works
These signals describe the story’s tone, pacing, complexity, and emotional character. They do not claim to describe an unverified recording.
Pace
Brisk
What this means

The story tends to keep moving, with enough forward momentum to make scene changes and plot turns feel relatively quick.

Why it appears: Book information and independent reader or listener observations that speak directly to this trait; recording-specific claims are kept separate unless they are actually supported.

What this means for you: This is best approached as a speculative series continuation built around unusual abilities, concealed history, and an unfolding threat. The available reactions suggest engaging characters and an unpredictable plot, while leaving the book’s precise emotional and pacing profile uncertain.

Built from the book and story evidence that speaks directly to these traits; it does not describe an unverified recording.

Reader Themes

How themes are identified
Themes appear when independent discussions repeat a meaningful idea about the story or listening experience. Counts reflect distinct discussions rather than repeated copies of the same source.
Speculative premise2 discussions
Character investment2 discussions

Speculative premise and character investment are the ideas that recur most consistently, adding useful texture beyond the premise itself.

Evidence sources for these themes

Based on themes repeated across 23 independent discussions and 9 source networks.

Where Readers Agree

The strongest agreement centers on speculative premise and character investment. The leading theme appears across 2 independent discussions and 2 source networks, which makes it more than a one-off reaction. Pace also recurs as a meaningful secondary part of the response.

The strongest theme is independently supported across 2 discussions and 2 source networks.

Evidence sources for agreement

Our Take

Sleeper Agent: Vengeance has the strongest support as a follow-on listen for readers already invested in the series’ speculative setup and central characters. Early reactions point toward an entertaining, difficult-to-predict continuation, with appreciation for the writing, character development, and narration. There is also a meaningful caution: one reader found the earlier story contrived and a character annoying. Detailed claims about Rupert Degas’s delivery are not yet warranted.

See what supports this take →

Runtime & Edition Details

Runtime
9 hours and 36 minutes
Format
Unabridged audiobook
Publisher
Audible Originals
Audiobook release date
December 3, 2024
Language
English
ASIN
B0DM1M65MD

Why You Can Trust This Recommendation

  • Identity and edition signals are checked separately
  • Independent discussions and source networks are counted distinctly
  • Narration claims require edition- or narrator-specific support
  • Unsupported information is withheld instead of displayed as a zero score

129 evidence records remain in the research set behind this page after filtering and deduplication.

See contributing sources

FAQ

Is this audiobook a good choice for listeners who enjoy speculative action?

Possibly, especially if you like science-fiction premises involving unusual abilities, hidden histories, and a protagonist drawn into a larger threat. The available story evidence is limited, so listeners looking for a firmly verified sense of the book’s action level or world-building should sample it first.

Does this appear to be a character-focused sequel?

The available reader reactions mention returning interest in the characters, character development, and the story arc, suggesting that familiarity with the earlier book may matter. The supplied material does not provide enough dependable detail to explain the sequel’s continuity or character changes.

Is Rupert Degas’s performance described in detail here?

Not reliably enough for a detailed performance profile. Readers express general approval of the narration, but the supplied material does not independently establish specific qualities such as vocal tone, pacing, character differentiation, or accent handling.

Ready to experience Sleeper Agent: Vengeance by John Birmingham?

Continue to this audiobook’s current verified edition and availability.

View audiobook on Amazon