Trivia: The last conversation between Tom Arnold and that big guy is an obvious tribute to the conversation between the same two actors at the end of Exit Wounds. They even mention the latter in the former.
Trivia: Among some of the cage fighters are Randy Couture and Chuck Liddel, two real life cage fighters in UFC.
Answer: Because he is connected on the outside. Money and infulence can give you a much easier life in prison, though this movie greatly exaggerated the fact.
Grumpy Scot