Michael Shapiro

Michael Shapiro (also known as Mike Shapiro) is a voice actor for the Half-Life series. He also provided voice acting to other video games, such as Blood II: The Chosen (for which Kathy Levin and Lani Minella also provided a voice). He also did some voice work for the television, in some feature films, and is an acclaimed theater director.

With Harry S. Robins, Shapiro is one of the few voice actors who has done voice acting for all of the Half-Life games.

Half-Life and its expansions

 * Black Mesa security guards (both Barney and Otis NPCs)
 * The G-Man
 * Nihilanth (verified in its speech sounds and by changing the speed of its grunting sounds)
 * HECU soldiers (when they actually chat together) (with Harry S. Robins) (Half-Life)
 * Black Mesa scientists (with Harry S. Robins)
 * Male Black Ops (with Harry S. Robins) (Opposing Force)

Half-Life 2 and its episodes

 * Barney Calhoun
 * The G-Man