Originally Posted by Frontman
Mandy Patinkin, who was on Criminal Minds for a few seasons, is also a White Sox fan. Don't know if the episode you refer to is before or after his departure.
He was in that episode, he mentions how the card reminds him of his childhood or something like that. I think he also in an episode makes reference to the Sox winning the World Series, I don't know if it was the same one, but I'm pretty sure he did in one.