Walter Koenig's final canonical appearance as Commander Chekov was in Star Trek Generations. Anton Chekov's first name honors ...

But if Star Trek 4 is still alive ... crew would get back together—save one very important cast member. Anton Yelchin, who played Chekov in the first three films, sadly passed away in 2016.

Anton Yelchin: Star Trek actor's parents release touching note to mourning fans Star Trek Beyond: Chris Pine, Zoe Saldana, Anton Yelchin, more feature in new clip Star Trek Beyond: Chris Pine ...