Inside Llewyn Davis
The plot of the movie "Roustabout" deals with a musician named Charlie Rogers who accepts a job in a struggling carnival. When his musical talents are discovered, he uses them to become the main attraction.
He was featured as a musician in the 1970 movie "Groupies". I can't recall that he ever had an acting part in a movie.
The Honeymooners
August Rush
Notre Dame.
No, Mark Harmon did not play a doctor in "St. Elmo's Fire." In the 1985 film, he portrayed the character Billy Hicks, who is a struggling musician and not a medical professional. The movie focuses on a group of friends navigating their post-college lives.
August Rush
August rush.
Jarred Letto
that's too easy, it was Billy Idol.
Queen Latifah. She is also a rapper/musician.
Lars Danielsson has: Played Himself - Musician in "Rock for Afrika" in 1985. Played Himself - Musician in "Eleva2ren" in 1988. Played Himself - Musician in "Red Barnet i Rwanda" in 1994. Played Himself - Musician in "Venner for livet" in 2001. Played Himself - Musician in "Sport2003" in 2003. Played Himself - Musician (bassist) in "Det store juleshow" in 2003.