Sean Barret has narrated 4 audiobooks on Listento.it by 4 authors, with an average listener rating of 4.7★ across 10 ratings. The most-rated is Butcher's Nails.

The primarch Angron: gladiator-king and Horus' lunatic attack dog. Never having hidden his resentment for his brothers, he now carves a bloody swathe through the galaxy in the Warmaster's name, with the Heresy providing a convenient excuse to indulge his love of brutal warfare. When they are tasked with a secretive mission alongside the Word Bearers Legion, the World Eaters' violent tendencies soon attract the attention of xenos raiders, troubled by the portents surrounding the primarch's berserk fury and his ultimate destiny as 'the Blood God's son'....
©2012 Games Workshop Limited (P)2012 Games Workshop Limited

Angus Watson, author of the Age of Iron trilogy, visits the Audible Studios with actor and narrator Sean Barrett, the narrator of Watson's Age of Iron trilogy and latest book, You Die When You Die. Sean is a prolific narrator and has nearly 300 titles listed on the Audible website.
©2017 Audible Ltd (P)2017 Audible Ltd

After the decimation of his Legion on the killing fields of Isstvan V, the primarch Corax sanctioned an accelerated implantation process to create new Raven Guard - a process subverted in secret by his enemies. But in spite of their horrendous mutations, the warriors of the Raptors still stand ready to do their primarch's bidding. When a watch-pack of Space Wolves legionaries arrives unannounced, it falls to Lieutenant Navar Hef to greet their warlike kinsmen and decide whether or not they might be hiding flaws of their own....
©2015 Games Workshop Limited (P)2011 Games Workshop Limited

In the heavens above Luetin Hive, Erik Morkai's Space Wolves clash with dark eldar raiders, jump-pack clad Blood Claws taking the battle to the aliens' own infernal airships. But the war will be decided by Morkai himself as he challenges the aliens' sinister leader to single combat.
©2012 Games Workshop Limited (P)2016 Games Workshop Limited