David ArquetteDavid Arquette was injured in a head-on car collision this afternoon, TMZ reports.

According to TMZ, the actor was driving in West Hollywood when his vehicle swerved into on-coming traffic.

An eyewittness told the site that a car in front of Arquette suddenly stopped, forcing him to steer into traffic and causing the accident.

Arquette was seen lying on the ground bleeding, before being taken to the hospital.

Update: Arquette's rep tells UsMagazine.com that the actor is okay. "He's fine," says the rep. "He is on his way to be treated."