Amanda Leigh Cobb, Michael Braun, Michael David Axtell, Various narrators, Alex Bloch, Oliver Wyman, Mark Boyett, L.J. Ganser, Graham Halstead, Gabriel Sloyer, Pete Larkin, David Shih, Tom Burka, Jeff Gurner, Fred Berman, Neil Hellegers, Eliza Foss, Richard Ferrone, Rick Adamson