Walter Koenig in character as Ensign Pavel Chekov on the bridge of the USS Enterprise in the original Star Trek series. Entertainment Walter Koenig, Star Trek's Chekov, dies at 90 Mono Scoops 2d Walter Koenig, best known for playing Pavel Chekov on the original Star Trek series and films, has died at the age of 90 at his home in North Hollywood. Read Full Story
