J.G. Hertzler (b. March 8, 1950) voiced Deathstroke and Ares and their respective alternate counterparts for the video game Injustice: Gods Among Us.
(External Links: The actor's entries on IMDb and Wikipedia)

Selected Filmography

Injustice: Gods Among Us April 16, 2013 Ares
Ares (alternative reality)
Deathstroke (alternative reality)
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