Celebrity Trivia 26 Actors You Didn't Know Were in Musical Theatre  

Some film actors, like Julie Andrews and Nathan Lane are known for their musical theatre careers as well, but not the stars on this list. This list of actors you didn't know were in musical theatre is loosely ranked by fame and popularity and may surprise you. Several dramatic and comedic  actors have also appeared in musicals. Actors from "Seinfeld," "In Living Color," and "Dexter," have all appeared in musicals.

Who is the most famous actor that you didn't know was in a musical? Christina Applegate tops our list. In 2004, Christina Applegate made her Broadway debut playing Charity Hope Valentine in Sweet Charity. She was nominated for a Tony Award for her performance.

Prior to landing the role of "Seinfeld's" George Costanza, Jason Alexander won a Tony Award for his role as the narrator in Jerome Robbins' Broadway in 1989. "Dexter" actor Michael C Hall was discovered by Sam Mendes in 1999, when he was appearing as the Emcee in a Broadway revival of Cabaret. Mendes then suggested that Alan Ball cast Hall as David Fisher in "Six Feet Under," a role which led to an Emmy nomination.