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Christopher Michael Taub
Christopher Michael Taub, M.D., a brilliant diagnostician with a checkered past, joins House's team in Season 4 Episode 9, "Games." He quickly proves to be a valuable asset, but his abrasive personality and tendency to bend the rules often put him at odds with House. Despite their differences, the two men develop a grudging respect for each other, and Taub becomes one of House's most trusted allies.