The Muscle Market was the 12th episode of the 11th season of BBC4 television series A Play for Today, a UK television program that featured original television plays and stage play adaptations from 1970-1984. This teleplay was written by Liverpudlian Alan Bleasdale, and it was filmed around Liverpool and Birkenhead. This episode first aired on January 13, 1981, and Brian Jacques acted as a minor cast member. Along with a few others, he was a "heavy," or a person hired as protection. * Running time: 1 hour, 18 min.