WILLIAM SHATNER

Celebrity Guest

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STEVE DOWNES

Voice Actor Guest

Steve Downes is a voice actor and DJ best known as the voice of Master Chief John-117 in the "Halo" franchise. He has voiced Master Chief in nearly every "Halo" game and related media in existence.

APPEARANCE INFO

Special Ticketed Events
GalaxyCon Des Moines All Days ❘ September 12-14, 2025 Tickets
Special Ticketed Events
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