Richard Gray - is a video game designer. Richard Gray began his career in 1998 and has worked for companies such as Ritual Entertainment, Hyperion Entertainment, Activision Blizzard, Activison, Empire Interactive, Focus Multimedia, Valve Software, Turtle Rock Studios, Barking Dog Studios, Valve, Sierra On-Line, Microsoft Game Studios, Electronic Arts, Buka Entertainment and CyberFront. Richard Gray's first game was SiN which was released 26 years ago. Best Game Richard Gray contributed to was SiN. Richard Gray's latest work is SiN Episodes: Emergence which was released 18 years ago.