Aside from numerous dramatic readings for audiobooks, Sowers provided his voice for videogames such as Batman: Dark Tomorrow (2003), Manhunt 2 (2007) and Homefront (2011).
[6] In 1992 the Chicago Sun-Times noted Sowers' "formidable colonel" in a stage production of A Few Good Men at the Shubert Theatre.
[6][8][12] With the Ensemble Studio Theatre, Sowers appeared in productions of Matthew and the Pastor’s Wife, Lenin’s Embalmers, Princes of Waco, Lucy and Hand to God.
[18] In 2010 he also played an unrepentant condemned man in the acclaimed Coen Brothers film True Grit opposite Jeff Bridges.
Sowers has done dramatic readings for audiobooks, notably many of Hunter S. Thompson's works, and provided voice characterization for the short documentary film An American Synagogue.
California Bookwatch praised Sowers' "dramatic prowess which translates well to audio as he tells of a police chief forced into identifying a dead woman".