Part of me feels bad for Summer, but a much larger part of me feels good for me!

Clark O'Shannon is a recurring character on School of Rock. He is a student at William B. Travis Prep School and Principal Mullins' right-hand man. He has many responsibilities (such as Hall Monitor and School DJ - until Brilliant Disguise).

He is currently being portrayed by Ivan Mallon.


Season 1

Season Appearances: 4/12

Season 2

Season Appearances: 9/13

Season 3

Season Appearances: 10/18

Overall Appearances: 23/43


  • He was the school DJ, up until the episode, Brilliant Disguise, when he embarrassed himself in front of the school.
  • He is currently the hall monitor, the Leader of the Acafellas and is known as Principal Mullins’ right- hand man.
  • He is one of the only characters, to know who School of Rock are.
  • Clark, along with Esmeralda, are the only characters to have been on every season, as a recurring character.