Gregg is one of Hollywood’s top 2nd unit directors and stunt coordinators. With an extensive racing background, mechanical knowledge, and a love of motor sports. Gregg has designed heart stopping action sequences for some of Hollywood’s top motion pictures, such as the car chase in Six Underground, and the motorcycle chase in Mission Impossible 5. Gregg also has an extensive stunt rigging background, and has designed and rigged some of the most spectacular stunt sequences to date, including the incredible building sequence in Mission Impossible 4.