Definitely. Michael Madsen was featured in Pulp Fiction. His presence contributed to the unique and gritty atmosphere of the movie. The character he portrayed left a lasting impression on viewers.
I'm not sure specifically what role Mike Madsen might have in 'Pulp Fiction' as there is no very prominent character named Mike Madsen in the movie as far as I know. Maybe it's a less - known aspect or there's some misinformation in the name.
It could be that the character requirements didn't match Michael Madsen's acting style or the script didn't have a role that suited him precisely. Also, sometimes behind-the-scenes negotiations and decisions can prevent an actor from being in a particular movie.
It could be that he didn't like the role he was offered in Pulp Fiction. Sometimes actors turn down roles if they don't feel a connection to the character or if they think the role doesn't suit their acting style. In this case, Michael Madsen might have felt that the role in Pulp Fiction wasn't for him.