Alan Cumming (b. 1965) is a stage and film actor possibly best known for his performance in the film X2 as Nightcrawler, his role as Eli Gold on The Good Wife, and his Tony-winning performance as the Emcee in the Broadway revival of Cabaret (that had originated at the Donmar Warehouse theatre in London). Cumming played Dick Croner in the 1997 Creature Shop film Buddy, and the Great Gazoo and Mick Jagged in The Flintstones in Viva Rock Vegas. Cumming appeared on Sesame Street Episode 4602, playing the Grouch explorer, Mucko Polo.