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Gregory Callahan

Also Known As

  • Greg Callahan

Game Credits


Days Gone (2019)   (Lead Character Artist)
Uncharted: Golden Abyss (2011)   (Lead Character Art)
Resistance: Retribution (2009)   (Art)
Syphon Filter: Combat Ops (2007)   (Artists)
Syphon Filter: Logan's Shadow (2007)   (Art Team)
Syphon Filter: Dark Mirror (2006)   (Character Art Leads)
Thief: Deadly Shadows (2004)   (Additional Art)
Deus Ex: Invisible War (2003)   (Artists)


X-Men: The Official Game (2006)   (Special Thanks)

Developer Biography

There is no biography on file for this developer.