What you don’t know about Broadway (and off-Broadway) musicals can be fascinating. Dame Judi Dench was in Cats? Well, sort of. And there were a lot of non-actors who’ve had parts in stage productions, like Walter Cronkite and Joe Namath. Learn quite a few more facts about musicals in this video. Also this week, I found out what my other boss looks like, as Executive Editor Erin McCarthy hosts the mental_floss List Show. -via mental_floss