Walter Koenig, Memory Alpha

Walter Koenig (born 14 September 1936; age 87) is the actor and writer best known for playing Pavel Chekov on Star Trek: The Original Series and in the first seven Star Trek movies. He was the only original cast member not to lend his voice to Star Trek: The Animated Series due to budgetary reasons, though he still contributed to the series by writing the episode "The Infinite Vulcan". His image also appeared in Star Trek Beyond, in a photograph that was among Spock's possessions bequeathed to h

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Walter Koenig, Memory Alpha

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