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

George Takei, Memory Alpha

Interview: Walter Koenig On Joining 'Star Trek,' Shatner's Acting

Ted Sorel, Memory Alpha

Star Trek: The Magazine Volume 3, Issue 5, Memory Alpha

Summary Bibliography: Walter Koenig

Walter Koenig, Memory Alpha

What happened to Miles O'Brien from Star Trek? - Quora

Ian Spelling, Memory Alpha

Walter Koenig on STAR TREK II: THE WRATH OF KHAN from IN SEARCH OF

Walter Koenig - Simple English Wikipedia, the free encyclopedia

Walter Koenig, Memory Alpha