Simon Helberg is an American actor, comedian and musician. He is known for playing Howard Wolowitz in the CBS sitcom The Big Bang Theory (2007-2019), for which he won the Critics’ Choice Television Award for Best Supporting Actor in a Comedy Series, and as Cosmé McMoon in the film Florence Foster Jenkins (2016).
Helberg has appeared on the sketch comedy series MADtv, and has further performed in films such as Old School (2003), Good Night, and Good Luck (2005), Walk Hard: The Dewey Cox Story (2007), A Serious Man (2009) and Annette (2021).