About the film
Tough Guys is a 2017 documentary film that explores the development of mixed martial arts as a mainstream sporting event in the United States from 1979-1983. The principal characters are Bill Viola and Frank Caliguri, who founded CV Productions together. The film made its debut at the AFI Film Festival of 2017.
Its first network television showing premiered on Showtime, September 15, 2017. Filming took place at 18 locations throughout Pennsylvania, New York, and Florida including Allegheny Shotokan Karate and Denny's restaurant.
From the film's Wikipedia article (CC BY-SA 4.0).