The late Walter Koenig appeared on many more TV shows than just Star Trek. Here are his five best non-Trek performances, ranked.

Walter Koenig is beloved for playing Chekov in the Star Trek franchise, but he found his role in another celebrated sci-fi property more creatively satisfying.

Walter Koenig is beloved for playing Chekov in the Star Trek franchise, but he found his role in another celebrated sci-fi property more creatively satisfying.

The legendary Walter Koenig, who brought Pavel Chekov to life on Star Trek and reprised the role in seven Star Trek films, has passed away at the age of 90.

The legendary Walter Koenig, who brought Pavel Chekov to life on Star Trek and reprised the role in seven Star Trek films, has passed away at the age of 90.

Walter Koenig, who memorably played Chekov in the original "Star Trek" series and seven "Star Trek" feature films, died Sunday in Los Angeles.

Walter Koenig, who memorably played Chekov in the original "Star Trek" series and seven "Star Trek" feature films, died Sunday in Los Angeles.

Longtime Slashdot reader schwit1 shares a report from CBS News: Walter Koenig, the actor who played Pavel Chekov in the original "Star Trek" series and several movies, has died, his rep confirmed to CBS News. He was 90. Koenig died Sunday night at his home in the North Hollywood neighborhood of Los...

Longtime Slashdot reader schwit1 shares a report from CBS News: Walter Koenig, the actor who played Pavel Chekov in the original "Star Trek" series and several movies, has died, his rep confirmed to CBS News. He was 90. Koenig died Sunday night at his home in the North Hollywood neighborhood of Los...

George Takei has taken to social media to share his grief over the death of his Star Trek co-star and longtime friend Walter Koenig.

George Takei has taken to social media to share his grief over the death of his Star Trek co-star and longtime friend Walter Koenig.

Walter Koenig, who played Anton Chekov on ‘Star Trek,' dies at 90.

Walter Koenig, who played Anton Chekov on ‘Star Trek,' dies at 90.

Another beloved member of the original Star Trek crew has left us. Walter Koenig , the actor who brought Ensign Pavel Chekov to life aboard the USS Enterprise and became a cherished part of science fiction history, has passed away at the age of 90. Koenig died Sunday, October 25, at his home i

Actor Walter Koenig, who played Ensign Pavel Chekov, the youthful Russian navigator on the

Veteran actor Walter Koenig has died at 90 due to natural causes at his North Hollywood home. He was best known for playing Pavel Chekov in the original Star Trek series and films.

Actor Walter Koenig, who played Ensign Pavel Chekov, the youthful Russian navigator on the “ Star Trek ” television series and several movies, has died. He was 90.

Walter Koenig, the actor best known for playing Ensign Pavel Chekov on the original 'Star Trek' series and numerous films, has died at age 90.

Walter Koenig, the actor best known for playing Ensign Pavel Chekov on the original 'Star Trek' series and numerous films, has died at age 90.

Actor Walter Koenig, known for playing Ensign Pavel Chekov on “Star Trek,” has died at 90.