From Wikipedia, the free encyclopedia. Judd Asher Nelson (born November 28, 1959, height 5' 10" (1,78 m)) is an American actor. He is best known for being a member of the "Brat Pack" in the mid-1980s; and for his roles as John Bender in The Breakfast Club, Alec Newbary in St. Elmo's Fire, and Jack Richmond in Suddenly Susan. Description above from the Wikipedia article Judd Nelson, licensed under CC-BY-SA, full list of contributors on Wikipedia