From
http://www.mayhem.net/Crime/murder1.html
about two-thirds down the page
"In May, 1996, five years after his death, a pornographic video made secretly in prison began airing on Chicago's WBBM-TV showing the mass murderer wearing woman's panties, doing drugs, having sex and bragging about living the good life at Stateville prison. A total embarrassment for Illinois lawmakers, the tape, believed to have been shot in 1988, shows Speck handling $100 bills and casually snorting from a huge pile of coke. At one point he says, "If they only knew how much fun I was having in here, they would turn me loose."
I learn something new everyday.