When he first appears, The Butcher, played by Lou Ferrigno, takes off his coat showing that he is wearing only purple pants. Lou Ferrigno is most famous for playing The Hulk in the TV show The Incredible Hulk (1978). The Hulk's signature look is a green bare chest and purple pants.
Barely noticeable in the background of the sequence in the locker room is former WWF wrestling champion Professor Toru Tanaka, who became a character actor in a number of action films and TV series, mostly playing implacable villains, as a de facto successor to Harold Sakata (best known as Odd Job, one of James Bond's toughest foes).