Walter Koenig is the actor that portrayed Pavel Chekov in Star Trek: The Original Series and in the first seven Star Trek movies.

He also wrote the comic Chekov’s Choice for DC Comics and has appeared as Chekov in several Star Trek video games.

Although he never reprised his role for the tightly budgeted TAS series, Koenig did serve as director for “The Infinite Vulcan”. The Retlaw plant, for example in the episode was his first name-spelled backwards.