Cheyenne Jackson born July 12 1975 is an American actor and singer He started in regional theater when he moved to Seattle and after moving to New York City made his 2002 Broadway theatre debut understudying both male leads in the Tony Awardwinning musical Thoroughly Modern Millie In 2005 he originated his first Broadway leading role in All Shook Up earning him a Theatre World Award for Outstanding Broadway Debut In films Jackson portrayed 911 victim and hero Mark Bingham in the 2006 Academy Award nominated United 93 which earned him the Boston Society of Film Critics 2006 award for Best Ensemble Cast He has also appeared in the films Curiosity 2005 Hysteria 2010 The Green opposite Julia Ormond and Illeana Douglas and Price Check with Parker Posey On television he was a recurring series regular on NBCs 30 Rock portraying Danny Baker and on Foxs Glee as Vocal Adrenaline coach Dustin Goolsby He has also guest starred on several series including Curb Your Enthusiasm Lipstick Jungle Life on Mars Law Order and Ugly Betty In 2008 Jackson played series lead Sebastian Kinglare for the Lifetime Television pilot Family Practice opposite Anne Archer and Beau Bridges He has a starring role alongside Mayim Bialik in the sitcom Call Me Kat 2021 Jackson has starred in several notable webisode series and in 2009 starred in a sold out one man show Back to the Start In 2008 he was named Out magazines Entertainer of the year He is an international ambassador for amfAR The Foundation for AIDS Research and a national ambassador and spokesperson for The HetrickMartin Institute