Mike Hagerty, character actor and ‘Friends” Mr. Treeger, dead 67 Friday, May 6 by ABC NewsMike Hagerty, a veteran performer who appeared in dozens of movies, and on TV shows like Friends, Seinfeld and many others, has died. He was 67.Hagerty's might not have been a household name, but he was instantly recognizable for playing, among others, Mr. Treeger,... Read More.