Clifton Collins Jr.

Clifton Collins Jr. is joining the NBC drama The Event, a network rep confirms. 

Collins — whose credits include the films Star Trek, Traffic and Capote — will play Thomas, someone deeply involved in the show's main conspiracy, according to The Hollywood Reporter.

NBC unveils its fall premiere dates

The 40-year-old actor has also appeared in the TV series Southland, Fear Itself, The Shield and Thief.

The Event debuts Monday, Sept. 20 on NBC.