In June 2006, he was presented with the Distinguished Achievement in Screenwriting Award by the UCLA School of Theater, Film and Television.

Kosar wrote the script for The Machinist while attending the graduate screenwriting program at the UCLA School of Theater, Film and Television.

"[2] During the years that it took for The Machinist to be produced, the script attracted the attention of producer-director Michael Bay, who hired Kosar to write The Texas Chain Saw Massacre remake.

[7] Ruthe Stein of the San Francisco Chronicle thought "the truly shocking thing about the new version is that it's not bloody awful...

The decision to use minimal computer-generated effects, made for monetary rather than artistic reasons, works to Amityville's advantage.