Undaunted by Jack Colrain

Undaunted

War-Torn Space with a Doctor’s Dilemma

Written byJack Colrain
Narrated byEric Bryan Moore
Length9h11m
Release dateJanuary 6, 2022
LanguageEnglish
★★★★☆ 4.5 (4 ratings)

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Quick Facts

AuthorJack Colrain
NarratorEric Bryan Moore
Runtime9h11m
PublishedJanuary 6, 2022
Rating★★★★☆ 4.5 / 5 (4 ratings)
CategoriesScience Fiction & Fantasy, Science Fiction, Military, Space Opera
FormatAudiobook (Digital)
PlatformAudible

About This Audiobook

*Undaunted* isn’t just another bug-hunt-in-space military sci-fi—it’s a visceral, morally tangled rescue mission where the protagonist’s medical expertise becomes both a weapon and a liability. Jack Colrain drops you into the middle of a war where humanity’s survival hinges on brutal efficiency, only to yank the rug out when Commander Andrew Ritchie—a battlefield surgeon turned soldier—is forced to choose between duty and the Hippocratic Oath. The prose crackles with tactical precision, but it’s the psychological friction (think *Starship Troopers* meets *The Forever War*, with a scalpel) that sets this apart.

Eric Bryan Moore’s narration is a masterclass in restrained intensity. His Ritchie is a weary, gravel-voiced veteran who sounds like he’s seen too much, yet his delivery sharpens during surgical scenes, where clinical detachment bleeds into desperation. The audio production leans into the claustrophobia of combat—gunfire and alien chittering are sparse but jarring, never drowning out Moore’s performance. What makes this audiobook distinctive? It’s a war story that *listens* like a thriller, where the real enemy might be the cost of staying human.

Tags: military sci-fi with moral ambiguitydoctor-soldier protagonisttactical space combat audiobookalien war with psychological depthgripping narration for war storiesStarship Troopers meets medical thriller

Why Listen to Undaunted?

  • Expert narration by Eric Bryan Moore brings every character and scene to life across 9h11m of immersive audio.
  • Highly rated at 4.5 stars by 4 listeners.
  • Free with your Audible trial — keep the audiobook forever even if you cancel.
  • Perfect for commutes, workouts, and relaxation. Listen anywhere, anytime.
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Editor's Review ★★★★☆

AudioBook Atlas

I’ll admit, I rolled my eyes at first: *another* ‘humans vs. bug aliens’ saga? But *Undaunted* disarmed me within chapters. Colrain’s twist—centering a combat medic in a genocide-driven war—forces you to squirm as Ritchie’s skills save enemy lives, undermining the very mission he’s sworn to. The Valkyrie Corps arc feels like a fresh take on the ‘elite squad’ trope, mostly because Ritchie’s reluctance makes every victory feel pyrrhic. Moore’s narration sells it; his pacing is deliberate, almost surgical, but he *snaps* into urgency during firefights, making the audiobook feel cinematic without overacting. That said, the middle act drags slightly with political maneuvering that, while necessary, lacks the punch of the frontline scenes. And while the alien culture remains intriguingly opaque, I wished for more than just ‘hive mind’ shorthand—Colrain’s worldbuilding stumbles when it skims the *why* behind the war. Still, the final act’s moral gut-punch (no spoilers) lingers long after the credits. If you’re burned out on jingoistic space marines but crave military sci-fi with a conscience, this is your fix. Just don’t expect easy answers—or a narrator who’ll let you look away.

Download: Undaunted

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Undaunted by Jack Colrain is an immersive listening experience. Performed by Eric Bryan Moore with a runtime of 9h11m, you can start with a free trial that you can cancel at any time. The audiobook remains yours forever, even if you end the trial.