'Star Trek' co-stars, celebrities react to tragic death of actor Anton Yelchin

STUDIO CITY, LOS ANGELES (KABC) -- After news broke that 27-year-old "Star Trek" actor Anton Yelchin died early Sunday in a freak accident at his Studio City home, the entertainment industry poured out heartfelt tributes on social media.

Yelchin was mostly known for playing Chekov in the "Star Trek" reboot films but appeared in other major motion pictures such as "Alpha Dog," "Charlie Bartlett" and "Fright Night," to name a few.

The late actor was found pinned between a car and a mailbox pillar in his driveway at about 1 a.m. after friends said he failed to show up for a rehearsal meeting.

Read what stars around the world are saying in the posts below.